Table 1 Demographic characteristics of the study participants in percentages and Odds ratio
Demographic characteristics | Cases (PTLBW) n (%) 150 (40.2) | Controls (TNBW) n (%) 223 (59.8) | Crude Odds ratio (95% CI) | P-value |
|---|---|---|---|---|
Marital status | Â | Â | Â | Â |
   Not married | 67 (44.7) | 67 (30.0) | 1.88 | 0.004 |
   Married | 83 (55.3) | 156 (70.0) | (1.22–2.89) |  |
Tobacco smokers | Â | Â | Â | Â |
   Yes | 2 (1.3) | 1 (0.4) | 3.0 | 0.567* |
   No | 148 (98.7) | 222 (99.6) | (0.27–33.38) |  |
Passive/2nd hand smokers | Â | Â | Â | Â |
   Yes | 91 (60.7) | 137 (61.4) | 0.97 | 0.881 |
   No | 59 (39.8) | 86 (38.6) | (0.63–1.48) |  |
Alcohol consumption | Â | Â | Â | Â |
   Yes | 23 (15.3) | 33 (14.8) | 1.04 | 0.887 |
   No | 127 (84.7) | 190 (85.2) | (0.59–1.86) |  |
Late onset of prenatal care | Â | Â | Â | Â |
   Yes | 121 (80.7) | 183 (82.1) | 0.91 | 0.733 |
   No | 29 (19.3) | 40 (17.9) | (0.54–1.55) |  |
Delivered at home | Â | Â | Â | Â |
   Yes | 5 (3.3) | 3 (1.3) | 2.53 | 0.276* |
   No | 145 (96.7) | 220 (98.7) | (0.60–10.74) |  |
Delivery at teenage (≤ 19 yrs) |  |  |  |  |
   Yes | 59 (39.3) | 47 (21.1) | 2.43 | < 0.001 |
   No | 91 (60.7) | 176 (78.9) | (1.53–3.84) |  |
Heavy duty during pregnancy | Â | Â | Â | Â |
   Yes | 10 (6.7) | 11 (4.9) | 1.38 | 0.476 |
   No | 140 (93.3) | 212 (95.1) | (0.57–3.33) |  |
Education: ≤ Primary |  |  |  |  |
   Yes | 131 (87.3) | 188 (84.3) | 1.28 | 0.415 |
   No | 19 (12.7) | 35 (15.7) | (0.70–2.34) |  |
Use of coffee | Â | Â | Â | Â |
   Yes | 18 (12.0) | 38 (17.0) | 0.66 | 0.181 |
   No | 132 (88.0) | 185 (83.0) | (0.36–1.21) |  |