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©The Author(s) 2015.
World J Gastroenterol. Mar 28, 2015; 21(12): 3679-3693
Published online Mar 28, 2015. doi: 10.3748/wjg.v21.i12.3679
Published online Mar 28, 2015. doi: 10.3748/wjg.v21.i12.3679
Table 12 Descriptive characteristics of studies on the association between cholecystectomy and rectal cancer
Ref. | Period of study | Study design | No. of cases | No. of controls | Exposure ascertainment | Outcome ascertainment | Follow-up (yr) | Effect estimate | Adjustments | Quality of publication |
Chiong et al[70], 2012 | 1950-2012 | Meta-Analysis | 14226/460262 | NA | Mixed sources | Mixed sources | Variable | OR = 1.14 (0.92-1.41) | Age, gender | 54 |
Zeng et al[62], 1993 | 1965-1986 | Case-Control | 1/264 | 18/2188 | Hospital records | Hospital records | ≥ 2.5 | OR = 0.46 (0.06-3.45) | 26 | |
Kune et al[65], 1988 | 1980-1981 | Case-Control | 29/715 | 57/727 | Hospital records | Self-reporting and hospital records | RR = 1.22 (0.7-2.0) | 36 | ||
Friedman et al[63], 1987 | 1971-1984 | Case-Control | 43/1921 | 773/27687 | Medicare database | Cancer registry | ≥ 2 | OR = 0.9 (0.6-1.2) | Age, gender, geographical area, calendar year | 47 |
Weiss et al[53], 1982 | 1976-1977 | Case-Control | 49 | 687 | Cancer registry | Self-reporting | ≥ 1 | RR = 1.0 (0.4-2.4) | Age | 40 |
Shao et al[56], 2005 | 1987-2002 | Cohort | 83/55960 | 574668 | National database | National database | IRR = 1.00 (0.85-1.17) | Age, gender | 54 | |
1Schernhammer et al[59], 2003 | 1982-1998 | Cohort | 32/6669 | 78515 | National database of nurses | Self-report and National death registry | 16 | RR = 1.58 (1.05-2.36) | Age, smoking, BMI, lifestyle factors, comorbidities | 57 |
2Johansen et al[64], 1996 | 1977-1989 | Cohort | 119/42098 | NA | Hospital register | Cancer registry | 1-16 | RR = 1.07 (0.9-1.3) | Age, gender, calendar year | 43 |
Linos et al[57], 1981 | 1950-1969 | Cohort | 17/168134/1681 | Hospital database | Hospital records and self reporting | 1RR = 0.5 (0.1-1.3)3RR = 2.3 (0.9-4.8) | 34 |
- Citation: Coats M, Shimi SM. Cholecystectomy and the risk of alimentary tract cancers: A systematic review. World J Gastroenterol 2015; 21(12): 3679-3693
- URL: https://www.wjgnet.com/1007-9327/full/v21/i12/3679.htm
- DOI: https://dx.doi.org/10.3748/wjg.v21.i12.3679