Table 1: Proportion of preterm and full-term births stratified by maternal sociodemographic characteristics and reproductive history - MEJC, Brazil, 2017.
Variable | Premature n (%) |
Full-term n (%) |
p-value |
Maternal Age | 0.142 | ||
≤ 19 years | 196 (20.1) | 417 (17.5) | |
20 to 34 years | 627 (64.2) | 1543 (64.9) | |
≥ 25 years | 153 (15.7) | 417 (17.5) | |
Cohabits with Companion | 0.964 | ||
Yes | 228 (23.4) | 557 (23.4) | |
No | 748 (76.6) | 1820 (76.6) | |
Maternal education | 0.285 | ||
Adequate | 172 (17.6) | 383 (16.1) | |
Inadequate | 804 (82.4) | 1994 (83.9) | |
Race/color | 0.567 | ||
White | 93 (9.5) | 242 (10.2) | |
Previous children | 0.449 | ||
None | 455 (46.6) | 1065 (44.8) | |
1 to 2 | 422 (43.2) | 1040 (43.8) | |
3 or more | 99 (10.1) | 272 (11.4) | |
Fetal loss/miscarriages | 0.410 | ||
None | 746 (76.4) | 1859 (78.2) | |
1 to 2 | 214 (21.9) | 474 (19.9) | |
3 or more | 16 (1.6) | 44 (1.9) | |
Previous vaginal births | 0.006 | ||
None | 597 (61.2) | 1560 (65.6) | |
1 to 2 | 301 (30.8) | 605 (25.5) | |
3 or more | 78 (8.0) | 212 (8.9) | |
Previous caesarian section | < 0.001 | ||
None | 784 (80.3) | 1750 (73.6) | |
1 to 2 | 181 (18.5) | 593 (24.9) | |
3 or more | 11 (1.1) | 34 (1.4) | |
Previous gestations | 0.737 | ||
None | 390 (40.0) | 922 (38.8) | |
1 to 2 | 410 (42.0) | 1033 (43.5) | |
3 or more | 176 (18.0) | 422 (17.8) |