Chinese Journal of Tissue Engineering Research ›› 2013, Vol. 17 ›› Issue (22): 4099-4106.doi: 10.3969/j.issn.2095-4344.2013.22.016

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Meta-analysis on the relationship between femoral intercondylar notchsize and anterior cruciate ligament injury

Wei Jie1, Zeng Chao2, Gao Shu-guang2, Yang Tu-bao1, Lei Guang-hua2   

  1. 1 School of Public Health, Central South University, Changsha  410008, Hunan Province, China
    2 Xiangya Hospital, Central South University, Changsha  410008, Hunan Province, China
  • Online:2013-05-28 Published:2013-05-28
  • Contact: Yang Tu-bao, School of Public Health, Central South University, Changsha 410008, Hunan Province, China 394345006@qq.com
  • About author:Wei Jie, Studying for master’s degree, School of Public Health, Central South University, Changsha 410008, Hunan Province, China weijie_612@sina.com

Abstract:

BACKGROUND: Previous studies have explored the relationship between femoral intercondylar notch size and anterior cruciate ligament injury, but there is no unified conclusion, and there is no relative meta-analysis. 
OBJECTIVE: To analyze the relationship between femoral intercondylar notch size and anterior cruciate ligament injury, in order to provide a scientific basis for the causes of anterior cruciate ligament injury andeffective prevention and control measures.
METHODS: The Medline database, AMED database, Embase database, Cochrane Library and Chinese Biomedical database were searched, and the case-control studies and prospective cohort studies on the relationship between femoral intercondylar notch size and anterior cruciate ligament injury were collected. The Revman5.0 and STATA11.0 software package were used for data analysis. 
RESULTS AND CONCLUSION: Twenty meta-analysis literatures were involved, including 16 case-control studies and 4 prospective cohort studies. A total of 4 532 subjects were included (1 316 subjects in the injury group and 3 216 in the control group). The pooled weighted mean difference for femoral intercondylar notch index between the injury group and the control group was [-0.04, 95% confidence interval:(-0.05, -0.02), P < 0.05]. The pooled weighted mean difference for femoral intercondylar notch width between the injury group and the control group was [-1.47, 95% confidence interval: (-1.92, -1.02), P < 0.05]. The results of this meta-analysis suggest that there is correlation between femoral intercondylar notch size and anterior cruciate ligament injury, but more high-quality and large sample studies are needed to confirm this conclusion.

Key words: bone and joint implants, evidence based medicine of bone and joint, anterior cruciate ligament, injury, Meta-analysis, femur, intercondylar notch index, intercondylar notch width, intercondylar notch parameter, risk factor, correlation

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