Table 2.
Multivariate regression analysis showing risk factors for gallbladder cancer
| Variable | Cases n = 60(%) | Controls N = 120 (%) | Odds ratio (95% CI) |
p-value |
|---|---|---|---|---|
| Age in years | ||||
| < 55 | 18(32) | 91(76) | 1 | < 0.0001 |
| > 55 | 42(68) | 29(24) | 7.27(3.66-14.45) | |
| Parity | ||||
| < 5 | 19(31) | 69(57) | 1 | 0.064 |
| > 5 | 41(69) | 51(43) | 6.99(0.89-54.84) | |
| BMI in Kg/m2 | ||||
| < 23 | 14(23) | 26(22) | 1 | 0.244 |
| > 23 | 46(77) | 94(78) | 1.98(0.62-6.28) | |
| Stone size in cm | ||||
| < 1 | 24(41) | 79(65) | 1 | 0.004 |
| > 1 | 36(59) | 41(35) | 2.73(1.37-5.4) | |
| Number of stones | ||||
| Multiple | 38(63) | 102(85) | 1 | 0.002 |
| single | 22(37) | 18(15) | 3.33(1.57-7.08) | |
CI - confidence interval
BMI - body mass index