Table 4.
Multivariate Analysis of Factors Associated With Urinary Incontinence
| Factories | UI case (%) | Control (%) | OR (95% CI) | P | |
|---|---|---|---|---|---|
| Age in years, median | 20-39 | 154 (12.2) | 2187 (52.5) | 2.38 (2.16-2.63) | < 0.01 |
| 40-49 | 217 (17.1) | 637 (15.3) | |||
| 50-59 | 247 (19.5) | 574 (13.8) | |||
| 60-69 | 223 (17.6) | 409 (9.8) | |||
| 70-79 | 244 (19.3) | 224 (5.4) | |||
| 80-100 | 136 (14.4) | 135 (3.2) | |||
| Overweight | BMI > 28 | 57 (4.5) | 86 (2.1) | 1.12 (0.98-1.36) | 0.08 |
| BMI 25-28 | 218 (17.2) | 757 (18.2) | |||
| BMI < 25 | 992 (78.3) | 3323 (79.8) | |||
| Income | < 2500 | 884 (69.8) | 1958 (47) | 1.02 (0.79-1.32) | 0.82 |
| > 2500 | 383 (30.2) | 2208 (53.0) | |||
| Education | < Voluntary education | 588 (46.6) | 1261 (30.3) | 2.80 (2.32-3.53) | < 0.01 |
| > Voluntary education | 672 (53.3) | 2904 (69.7) | |||
| Residence | Urban area | 569 (44.9) | 2184 (52.4) | 1.95 (1.64-2.31) | < 0.01 |
| Rural area | 698 (55.1) | 1982 (47.6) | |||
| Labor | Non-manual labor | 804 (63.5) | 3397 (81.5) | 6.9 (5.66-8.47) | < 0.01 |
| Manual labor | 463 (36.5) | 769 (18.5) | |||
| Physical-exercise frequency | < 8 times per month | 883 (69.7) | 3120 (74.9) | 0.56 (0.47-0.68) | < 0.01 |
| ≥ 8 times per month | 384 (30.3) | 1046 (25.1) | |||
| Hyperlipemia | No | 930 (73.4) | 3860 (92.7) | 1.99 (1.56-2.53) | < 0.01 |
| Yes | 337 (26.6) | 306 (7.3) | |||
| Heart disease | No | 1208 (95.3) | 4145 (99.7) | 1.03 (0.56-1.89) | 0.93 |
| Yes | 59 (4.7) | 21 (0.3) | |||
| Nervous system disease | No | 1224 (96.6) | 4114 (98.8) | 0.31 (0.18-0.55) | < 0.01 |
| Yes | 43 (3.4) | 52 (1.2) | |||
| diabetes | No | 1114 (87.9) | 4060 (97.5) | 1.69 (1.20-2.38) | 0.003 |
| Yes | 153 (12.1) | 106 (2.5) | |||
| Times of Nocturia | < 2 | 601 (47.5) | 3674 (88.6) | 8.2 (6.72-10.01) | < 0.01 |
| > 2 | 665 (52.5) | 472 (11.4) | |||
| Constipation | No | 740 (58.4) | 3118 (74.8) | 7.53 (6.01-9.43) | 0.002 |
| Yes | 527 (41.6) | 1048 (25.2) | |||
| Alcohol drinking | < 2 times/week | 1228 (96.9) | 4081 (98.0) | 1.33 (0.72-2.47) | 0.366 |
| > 2 times/week | 39 (3.1) | 85 (2.00) | |||
| Smoking | < 40 times/week | 1247 (98.4) | 4131 (99.2) | 1.80 (0.73-4.45) | 0.206 |
| > 40 times/week | 20 (1.6) | 35 (0.8) | |||
| Greasy food eating | Everyday | 176 (13.9) | 748 (18) | 0.80 (0.73-0.88) | < 0.01 |
| > 3 times/week | 417 (32.9) | 1471 (35.3) | |||
| > 1 times/week | 363 (28.7) | 1176 (28.2) | |||
| < 1 times/week | 311 (24.5) | 771 (18.5) | |||
| Respiratory disease | No | 1081 (85.3) | 3914 (94.0) | 2.67 (2.19-3.27) | < 0.01 |
| Yes | 186 (14.7) | 252 (6.0) | |||
| Marital status | Divorced or Widowed | 197 (15.5) | 259 (6.2) | 2.07 (1.59-2.70) | < 0.01 |
| Unmarried | 3 (0.2) | 556 (13.3) | 0.14 (0.44-0.45) | 0.01 | |
| Married | 1067 (84.2) | 3351 (80.4) | |||