Table 1. Characteristics of pregnant women and their housing, according to birth weight of newborns.
| Variables | Birth weight (kg) | |||
|---|---|---|---|---|
|
| ||||
| Total | <2.5 | ≥2.5 | p value | |
| Age of pregnant woman, years | 24.0 [13.0-44.0] | 24.0 [14.0-44.0] | 24.0 [13.0-43.0] | 0.724* |
| Age group of pregnant woman, years | 0.684* | |||
| 13-17 | 140 (17.6) | 16 (26.7) | 124 (16.9) | |
| 18-24 | 291 (36.6) | 16 (26.7) | 275 (37.5) | |
| 25-29 | 179 (22.5) | 13 (21.7) | 166 (22.6) | |
| 30-34 | 120 (15.1) | 8 (13.3) | 112 (15.3) | |
| >34 | 64 (8.1) | 7 (11.7) | 57 (7.8) | |
| Marital status | 0.234† | |||
| Single or divorced | 197 (25.3) | 19 (31.7) | 178 (24.7) | |
| Married or living in cohabitation | 583 (74.7) | 41 (68.3) | 542 (75.3) | |
| Work | 0.515† | |||
| No | 446 (57.3) | 32 (53.3) | 414 (57.7) | |
| Yes | 332 (42.7) | 28 (46.7) | 304 (42.3) | |
| Study | 0.778† | |||
| No | 640 (82.7) | 48 (81.4) | 592 (82.8) | |
| Yes | 134 (17.3) | 11 (18.6) | 123 (17.2) | |
| Schooling, years | 10.0 [0.0-16.0] | 8.0 [0.0-15.0] | 10.0 [0.0-16.0] | 0.209* |
| Schooling group, years | 0.088* | |||
| 0-8 | 300 (39.6) | 29 (51.8) | 271 (38.7) | |
| 9-11 | 404 (53.4) | 23 (41.1) | 381 (54.4) | |
| >11 | 53 (7.0) | 4 (7.1) | 49 (7.0) | |
| Housing | 0.620† | |||
| Owner | 442 (57.0) | 36 (60.0) | 406 (56.7) | |
| Not owner | 334 (43.0) | 24 (40.0) | 310 (43.3) | |
| Number of rooms | 4.0 [1.0-9.0] | 4.0 [2.0-8.0] | 4.0 [1.0-9.0] | 0.885* |
| Range of rooms | 0.530* | |||
| 1-2 | 78 (10.1) | 6 (10.2) | 72 (10.1) | |
| 3-4 | 456 (58.8) | 32 (54.2) | 424 (59.2) | |
| >4 | 241 (31.1) | 21 (35.6) | 220 (30.7) | |
| Number of residents | 3.0 [1.0-14.0] | 3.0 [1.0-9.0] | 3.0 [1.0-14.0] | 0.719* |
| Range of residents | 0.714* | |||
| 1-2 | 272 (35.0) | 21 (35.6) | 251 (35.0) | |
| 3-4 | 363 (46.7) | 29 (49.2) | 334 (46.5) | |
| >4 | 142 (18.3) | 9 (15.3) | 133 (18.5) | |
| Number of residents/room | 1.3 [0.3-4.0] | 1.3 [0.5-3.0] | 1.3 [0.3-4.0] | 0.767* |
| Total | 794 (100) | 60 (7.6) | 734 (92.4) | |
Results expressed by n (%) and median [minimum value-maximum value]. * Mann-Whitney test; † χ2 test.