Table 1.
Maternal variables during pregnancy according to maternal age.
| Maternal Variables |
Below 17 Years Old
(n = 131) |
Over 17 Years Old
(n = 148) |
p -Value |
| Maternal age (years) | 16.0 [15.0; 16.0] | 17.0 [17.0; 17.0] | <0.001 a |
| Ethnicity | 0.25 b | ||
| Caucasian | 66.4% (87) | 56.8% (84) | |
| Latin | 30.5% (40) | 39.9% (59) | |
| Others | 3.1% (4) | 3.4% (5) | |
| Obstetric control | 82.4% (108) | 89.2% (132) | 0.15 b |
| Parity (multiparous) | 6.1% (8) | 10.8% (16) | 0.24 b |
| Gestational age at delivery (weeks) | 39.3 [37.9; 40.0] | 39.6 [38.3; 40.4] | 0.06 a |
Data show median and [Q1; Q3] or percentage and sample size (n). p-Value was extracted by a Mann-Whitney’s U-test and b chi-squared test as appropriate.