Distribution of rubella IgG antibodies in relation to the clinical information of pregnant women
| Variables | Descriptive data n (%) tested | Rubella seroprevalence | Univariable logistic regression | |||
| IgG-negative, n (%) | IgG-positive, n (%) | χ2 test | OR (95% CI) | P value | ||
| Fever | ||||||
| Yes | 83 (17) | 13 (16.3) | 67 (83.8) | 0.59 | 0.7 (0.4 to 1.532) | 0.486 |
| No | 418 (83) | 54 (13.7) | 340 (86.3) | |||
| Lymphadenopathy | ||||||
| Yes | 20 (4) | 5 (27.8) | 13 (72.2) | 0.15 | 0.3 (0.1 to 1.1) | 0.089 |
| No | 482 (96) | 62 (13.6) | 395 (86.4) | |||
| Hepatic signs | ||||||
| Yes | 9 (1.8) | 0 (0) | 7 (100) | 0.60 | ||
| No | 493 (98.2) | 67 (14.3) | 401 (85.7) | |||
| Digestive signs | ||||||
| Yes | 165 (33) | 28 (18.1) | 127 (81.9) | 0.09 | 0.6 (0.3 to 1.0) | 0.101 |
| No | 337 (67.1) | 39 (12.2) | 281 (87.8) | |||
| Articular signs | ||||||
| Yes | 105 (21) | 16 (16.5) | 81 (83.5) | 0.51 | 0.8 (0.4 to 1.5) | 0.555 |
| No | 397 (79.1) | 51 (13.5) | 327 (86.5) | |||
| Cutaneous signs | ||||||
| Yes | 56 (11) | 9 (17) | 44 (83) | 0.53 | 0.7 (0.3 to 1.6) | 0.477 |
| No | 445 (89) | 58 (13.8) | 363 (86.2) | |||
| Cardiac signs | ||||||
| Yes | 124 (24.7) | 14 (11.9) | 104 (88.1) | 0.54 | 1.3 (0.7 to 2.6) | 0.337 |
| No | 378 (75.3) | 53 (14.8) | 304 (85.2) | |||
| Respiratory signs | ||||||
| Yes | 141 (28) | 20 (15.3) | 112 (85) | 0.7 | 0.9 (0.5 to 1.6) | 0.752 |
| No | 361 (82) | 47 (13.7) | 296 (86.3) | |||