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    find Keyword "Randomized controlled trial" 890 results
    • Evidence-Based Perineal Care

      Perineal care is a classic topic for obstetrics. After thousands of years of practice, we have accumulated some experience and meanwhile, we are also taking some attempts. The effectiveness and reliability of these methods need evaluation. Nowadays, the best evidence comes from randomized controlled trials (RCT) and systematic reviews (SR). We searched The Cochrane Library (Issue 3, 2007), MEDLINE (Jan. 1980 to May 2007) databases and CBM-disc (Jan. 1980 to May 2007) to obtain current best evidence for perineal care.

      Release date:2016-09-07 02:13 Export PDF Favorites Scan
    • Effects of Ginseng Preparations on Insulin Resistance: A Meta-analysis

      ObjectiveTo systematically review the efficacy and safety of ginseng preparations in improving insulin resistance (IR). MethodsWe electronically searched databases including PubMed, MEDLINE, EMbase, CNKI, VIP, WanFang Data, and CBM from inception to October 2015, to collect randomized controlled trials (RCT) about ginseng preparations for IR patients. Two reviewers independently screened literature, extracted data, and assessed the risk of bias of included studies. Then meta-analysis was performed using RevMan 5.3 software. ResultsA total of 17 RCTs involving 1169 patients were included. The results of meta-analysis showed that treatment combined with ginseng preparations group was superior to the control group in levels of HOMA-IR (MD=-0.13, 95%CI -0.24 to -0.01, P=0.03), ISI (MD=0.72, 95%CI 0.25 to 1.19, P=0.003), FPG (MD=-0.90, 95%CI -1.27 to -0.52, P<0.00001), 2hPG (MD=-1.48, 95%CI -2.03 to -0.92, P<0.00001) and HbA1c (MD=-0.73, 95%CI -1.16 to -0.31, P=0.0008). No statistically differences between two groups were found in levels of FPI and F-CP. As for the safety, a total of 9 cases in the ginseng group occurred adverse reactions. Symptoms of adverse reactions included hypoglycemia, dizziness, nausea, blurred vision. ConclusionCurrent evidence shows that, treatment combined with ginseng preparations could improve insulin sensitivity and reduce blood glucose in IR patients with type 2 diabetes and metabolic syndrome. Due to limited quality and quantity of the included studies, the above conclusion need to be verified by more high quality studies.

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    • Effects of Clinical Nursing Pathway in Femoral Neck Fracture Patients: A Meta-analysis

      ObjectiveTo systematically review the effetcs of clinical nursing pathway (CNP) in patients with femoral neck fracture. MethodsDatabases including PubMed, The Cochrane Library (Issue 9, 2014), CNKI, VIP and WanFang Data were electronically searched to collect randomized controlled trials (RCTs) about CNP in management of patients with femoral neck fracture from inception to September 2014. Two reviewers independently screened literature, extracted data and assessed the risk of bias of included studies. Then, meta-analysis was performed using RevMan 5.1 software. ResultsA total of 24 RCTs involving 1 852 patients were included. The results of meta-analysis showed that: compared with the control group, the time of hospitalization was decreased (MD=-4.47, 95%CI -5.32 to -3.62, P<0.000 01), the patients' nursing satisfaction was increased (OR=5.52, 95%CI 3.75 to 8.14, P<0.000 01), the achievement rate of knowledge was increased (OR=5.97, 95%CI 3.57 to 9.96, P<0.000 01) and the incidence of postoperative complications was decreased (OR=0.34, 95%CI 0.24 to 0.48, P<0.000 01) in the CNP group. ConclusionCNP can reduce the time of hospitalization, improve patients' nursing satisfaction, improve the achievement rate of knowledge, as well as reduce the incidence of postoperative complications. Due to limited quality and quantity of the included studies, the above conclusion need more high quality studies to verify.

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    • Effectiveness of Statins Pretreatment in Patients before Percutaneous Coronary Intervention: A Meta-Analysis

      Objective To evaluate the efficacy of statins pretreatment in patients before percutaneous coronary intervention (PCI). Methods Published literature on relevant randomized controlled trials (RCTs) were retrieved via electronic and handsearch in databases CNKI, CBM, MEDLINE and The Cochrane Library from January 1990 to May 2011. The references of these articles were also retrieved. Two reviewers independently identified articles according to the inclusion and exclusion criteria, extracted the data, assess the quality of the included studies, and then conducted meta-analysis using RevMan 5.0 software. Results A total of 10 trials involving 3 012 patients were included. The results of meta-analyses showed that: during the periprocedural period, the trial group had a lower incidence than the control group (98 of 1 514 cases, incidence 6.5%) in periprocedural myocardial infarction with a significant difference (OR=0.43, 95% CI 0.34 to 0.56, Plt;0.000 01). The composite of death, myocardial infarction, or target vessel revascularization in one month, essentially driven by periprocedural myocardial infarction, was reported 6.8% in the trial group and 15.1% in the control group (OR=0.41, 95% CI 0.32 to 0.53, Plt;0.000 01). Conclusion Current evidence supports the effectiveness of statin pretreatment used to reducing the rate of periprocedural myocardial infarction in patients before receiving PCI.

      Release date:2016-09-07 11:00 Export PDF Favorites Scan
    • Influence of Dexmedetomidine on Wake-Up Test during Spinal Orthopaedic Surgery

      Objective To explore the influence of dexmedetomidine on wake-up test during spinal orthopaedic surgery. Methods All 80 patients taking spinal orthopaedic surgery were randomly divided into the trial group and the control group, with 40 cases in each group. The endotracheal intubation anesthesia was adopted in both groups with same anesthesia induction. Additionally, dexmedetomidine 0.8 μg/ (kg·h) was infused within 10 min in the trial group before anesthesia induction, and then another 0.5 μg/ (kg·h) was also infused from the intraoperation to suture of incision. For the control group, the same amount of normal saline was infused, and all the narcotics were stopped pumping 15 min before the wake-up test, but then were continued pumping after the wake-up test. Finally, the following indexes were analyzed: wake-up time, wake-up quality, hemodynamic changes at the time of 15 min before wake-up (T1), recovery of spontaneous breathing (T2), wake-up (T3) and 15 min after wake-up (T4), dosage of narcotics, and the incidence of adverse events. Results There was no significant difference in the operation time before wake-up between the two groups (P=0.07). For the trial group, the dosage of sevoflurane (P=0.03) and sufentanil (P=0.00) used before wake-up was significantly lower, the wake-up time (P=0.04) and bleeding amount during wake-up (P=0.00) were significantly less, the wake-up quality (P=0.03) was significantly higher, the blood pressure (P=0.00) and heart rate (P=0.00) when wake-up were significantly lower, and the incidence of adverse events (P=0.04) was significantly lower, compared with the control group. Conclusion Dexmedetomidine adopted in spinal orthopaedic surgery can significantly improve patient’s wake-up quality, shorten wake-up time, reduce bleeding amount when wake-up and adverse events after wake-up, and maintain the hemodynamic stability, so it has better protective effects.

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    • Efficacy and safety of bonesetting combined with acupuncture in the treatment of cervical vertigo: a meta-analysis

      Objectives To systematically review the efficacy and safety of bonesetting combined acupuncture in the treatment of cervical vertigo. Methods PubMed, CNKI, VIP, CBM and WanFang Data databases were searched to collect randomized controlled trials (RCTs) on bonesetting combined acupuncture in the treatment of cervical vertigo from inception to February 15th, 2017. Two reviewers independently screened literature, extracted data and assessed the risk of bias of the included studies. Meta-analysis was performed by RevMan 5.3 software. Results Eighteenth RCTs involving 1 915 patients were included. The results of meta-analysis showed that, compared with acupuncture or bonesetting alone group, the effective rate in bonesetting combining acupuncture group was higher (RRacupuncture=1.17, 95%CI 1.12 to 1.23, P<0.000 01; RRbonesetting=1.16, 95%CI 1.10 to 1.23, P<0.000 01). Improvement of the cervical vertigo symptom and function in the combined group was better than that in the acupuncture group or bonesetting group (MDacupuncture=3.42, 95%CI 2.29 to 4.56, P<0.000 01; MDbonesetting=6.45, 95%CI 5.56 to 7.33, P<0.000 01). Average flow velocity of cervical vertigo basilar artery (BA) in the combined group was superior to the bonesetting group (MD=7.54, 95%CIP=0.02). 1.08 to 13.99, Conclusions Bonesetting combining acupuncture treatment of cervical vertigo in terms of effectiveness and function improvement are better than those of acupuncture alone or pure bonesetting. Due to the limited quality and quantity of the included studies, more high-quality studies are required to verify above conclusions.

      Release date:2018-01-20 10:08 Export PDF Favorites Scan
    • Effectiveness of Self-Management in Breast Cancer Patients: A Systematic Review

      Objective To systematically assess the effectiveness of self-management during adjuvant treatment for breast cancer. Methods Through formulating the inclusion and exclusion criteria and the search strategy, such databases as The Cochrane Library, PubMed (1966 to 2010), OVID, ELSEVIER, CINAHL, EMbase, CNKI (1980 to 2010), WanFang Data, VIP (1989 to 2010) and CBM (1978 to 2010) were searched to collect the randomized controlled trials (RCTs) about postoperative self-management in breast cancer. Two reviewers evaluated the quality of the included studies, extracted and crosschecked the data; the Review Manager 5.0 software was used to perform the test for heterogeneity, and the cumulative effect was calculated with either fixed or random effects models. Results Among the included ten studies in English, three revealed that the program of self-management had no impact on the overall life quality of patients, three revealed that it could enhance the self-care ability of patients (P=0.004), three revealed that it could not reduce the anxiety level of patients, and two revealed that it had certain influence on the depression level of patients. Conclusion The program of self-management can enhance the patients’ self-care ability, but its influence on patients’ overall life quality as well as the level of anxiety and depression is still undefined.

      Release date:2016-09-07 11:07 Export PDF Favorites Scan
    • Effect of gum chewing on the recovery of gastrointestinal function in patients undergoing gynecological surgery: a systematic review and meta-analysis

      ObjectiveTo systematically review the effect and influence of gum chewing on the recovery of gastrointestinal function in gynecological patients after operation. MethodsEBSCO, MEDLINE, Web of Science, CNKI, WanFang Data and VIP databases were electronically searched to collect randomized controlled trials of gum chewing on gastrointestinal function recovery in patients after gynecological surgery from inception to September 30th, 2020. Two reviewers independently screened literature, extracted data and assessed risk bias of included studies. RevMan 5.3 software was then used to perform the meta-analysis. ResultsA total of 9 studies were included, involving 962 patients. Meta-analysis results showed that the time of first flatus (MD=–8.34, 95%CI –10.72 to –5.95, P<0.000 01), the time of first defecation (MD=–14.97, 95%CI –29.28 to –0.66, P<0.04), and the recovery time of bowel sounds (MD=–5.83, 95%CI –10.15 to –1.51, P=0.008) of gum chewing group was significantly shorter than that of the control group, and the incidence of abdominal distension was decreased after gynecological surgery (RR=0.24, 95%CI 0.08 to 0.74, P=0.01). According to the results of subgroup analysis, the time of first flatus of the gum chewing group was significantly shorter than that of the control group in laparoscopy (MD=–5.43, 95%CI –7.12 to –3.73, P<0.000 01), laparotomy (MD=–10.46, 95%CI –13.56 to –7.97, P<0.000 01) and abdominal surgery (MD=–10.64, 95%CI –13.01 to –8.26, P<0.000 01); the first defecation time after laparotomy (MD=–29.18, 95%CI –46.03 to –12.33, P=0.000 7), and abdominal surgery (MD=–14.24, 95%CI –24.27 to –4.21, P=0.005) in chewing gum group was significantly shorter than that in the control group; however, there was no significant difference in the laparoscopy group (MD=–2.97, 95%CI –12.94 to 7.00, P=0.56). ConclusionsThe systematic review and meta-analysis shows that gum chewing after gynecological surgery can shorten the time of first flatus, first defecation, and first bowel movement, and reduce the incidence of abdominal distension. Due to the limited quality and quantity of the included studies, more high-quality studies are needed to verify the above conclusions.

      Release date:2021-09-18 02:32 Export PDF Favorites Scan
    • The Value of Ureteral Stent Placement before Extracorporeal Shock Wave Lithotripsy: A Meta-analysis

      Objective To evaluate the value of Ureteral Stent Placement before Extracorporeal Shock Wave Lithotripsy (ESWL). Methods We searched the Cochrane Central Register of Controlled Trials (Issue 4, 2010), MEDLINE (OVID 1950 to April 2010), EMbase (1979 to April 2010), CBM (1978 to April 2010), CNKI (1979 to April 2010), and VIP (1989 to April 2010), and manually searched journals as well. All the randomized controlled trials (RCTs) of treating ureteral stone with ESWL after stent placement were included. We evaluated the risk of the bias of the included RCTs according to the Cochrane Handbook for Systematic Reviews of Interventions Version 5.0.1. The Cochrane Collaboration’s software RevMan 5.0 was used for meta-analysis. Results Three RCTs with C-level evidence involving 319 ureteral stone patients were identified. The results of meta-analyses showed that: a) Effect of treatment: The ureteral stent placement before ESWL did not take better effects in aspects of the complete clearance rate (WMD= 1.10, 95%CI 0.87 to 1.38), the quantity of lithotripsy (WMD= 0.43, 95%CI –?1.05 to 0.19), the frequency of shock wave (WMD= 0.00, 95%CI –?0.25 to 0.25), and the power of shock wave (WMD= 0.20, 95%CI –?0.05 to 0.46); and b) Postoperative complications: The ureteral stent placement were prone to cause dysuria (RR= 2.30, 95%CI 1.62 to 3.26), microscopic hematuria (RR= 2.66, 95%CI 1.97 to 3.58), gross hematuria (RR= 6.50, 95%CI 1.50 to 28.15), pyuria (RR= 1.78, 95%CI 1.44 to 2.21), positive urine culture (RR= 2.13, 95%CI 1.71 to 2.64), and suprapubic pain (RR= 3.10, 95%CI 1.59 to 6.04). Conclusions Ureteral stent placement before ESWL is inadvisable. Multi-factors which lead to bias affected the authenticity of our review, such as low-quality and small amount of RCTs. Further large-scale trials are required.

      Release date:2016-09-07 11:09 Export PDF Favorites Scan
    • Effectiveness and Safety of External Fixation versus Open Reduction and Internal Fixation for the Adults’ Unstable Distal Radius Fractures: A Systematic Review

      Objective To evaluate the effectiveness and safety of external fixation (EF) and open reduction and internal fixation (ORIF) for unstable distal radius fractures in adults. Methods We searched MEDLINE (1966 to September 2008), Cochrane Central register of controlled Trials (The Cochrane Library, Issue 3, 2008), EMbase (1974 to September 2008), CBM, CNKI, and collected randomized controlled trials (RCTs) of EF and ORIF for unstable distal radius fractures in adults. The quality of the included studies was critically assessed and data analyses were performed with the Cochrane Collaboration’s RevMan 5.0 software. Results Seven RCTs involving 634 patients were included, of which 269 were in EF group, and 293 were in ORIF group. Only 1 study had relative high quality, all the others had some limitation in randomization, blinding, and allocation concealment. The results of meta-analyses showed that, 1) about the effectiveness: according to the Gartland and Werley grade standard, the ORIF group was better than the EF group with statistic difference (RR=1.50, 95%CI 1.11 to 2.03, P=0.008); because of the original studies did not offer the detailed data including pad strength, grip strength, flexion-extension, radial deviation, and ulnar deviation, we only processed a descriptive analysis; and 2) about complications: the infection rate of the pin track was higher in the EF group than that in the ORIF group with statistic difference (RR=0.24, 95%CI 0.08 to 0.76, P=0.02); but there were no differences between the two groups in reflex sympathetic dystrophy (RSD) (RR=0.88, 95%CI 0.30 to 2.56, P=0.82), extensor tendon rupture (RR=3.93, 95%CI 0.45 to 34.62, P=0.22), and compartment syndrome (RR=3.13, 95%CI 0.51 to 19.09, P=0.22). Conclusions Compared with EF, ORIF is much better based on Gartland and Werley grade standard, and causes much less infection. Because of the limited quality and quantity of the included studies, more proofs are required from more RCTs with large sample.

      Release date:2016-09-07 11:09 Export PDF Favorites Scan
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  • 松坂南