Table 1.
Entire sample (N = 250) | Females (N = 132) | Males (N = 118) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
N | Mean | SD | P | N | Mean | SD | P | N | Mean | SD | P | |
Maternal characteristics | ||||||||||||
Age at Pregnancy (years) | ||||||||||||
15–24 | 101 | 0.005 | 0.625 | 0.65 | 51 | 0.020 | 0.594 | 0.67 | 50 | −0.011 | 0.661 | 0.88 |
25–34 | 117 | −0.026 | 0.595 | 60 | −0.044 | 0.546 | 57 | −0.007 | 0.646 | |||
35–44 | 30 | 0.092 | 0.692 | 20 | 0.088 | 0.764 | 10 | 0.099 | 0.556 | |||
Education (years) | ||||||||||||
<10 | 88 | 0.035 | 0.645 | 0.74 | 50 | 0.034 | 0.611 | 0.85 | 38 | 0.036 | 0.696 | 0.62 |
10–12 | 125 | −0.030 | 0.596 | 64 | −0.009 | 0.578 | 61 | −0.051 | 0.617 | |||
>12 | 35 | 0.025 | 0.638 | 17 | −0.058 | 0.670 | 18 | 0.103 | 0.616 | |||
Trimester one BMI | ||||||||||||
<18 | 1 | −0.525 | . | 0.58 | 0 | . | . | 0.46 | 1 | −0.525 | . | 0.35 |
18–24.9 | 103 | −0.052 | 0.634 | 48 | −0.124 | 0.537 | 55 | 0.012 | 0.707 | |||
25–29.9 | 84 | 0.016 | 0.632 | 51 | 0.099 | 0.639 | 33 | −0.113 | 0.608 | |||
30–34.9 | 25 | −0.002 | 0.551 | 15 | 0.047 | 0.612 | 10 | −0.076 | 0.464 | |||
>35 | 8 | 0.287 | 0.867 | 3 | −0.066 | 1.397 | 5 | 0.499 | 0.437 | |||
Gestational weight gain (kg) | ||||||||||||
<6 | 48 | 0.029 | 0.639 | 0.62 | 28 | 0.063 | 0.649 | 0.03a | 20 | −0.020 | 0.638 | 0.17 |
6–8.5 | 66 | −0.008 | 0.629 | 34 | −0.195 | 0.541 | 32 | 0.191 | 0.662 | |||
>8.5–11 | 55 | −0.105 | 0.549 | 28 | −0.096 | 0.598 | 27 | −0.114 | 0.504 | |||
>11 | 52 | 0.050 | 0.714 | 27 | 0.264 | 0.626 | 25 | −0.181 | 0.743 | |||
Adolescent characteristics | ||||||||||||
Age (years) | ||||||||||||
8–10 | 172 | −0.050 | 0.651 | 0.03a | 93 | −0.021 | 0.661 | 0.43 | 79 | −0.083 | 0.641 | 0.04a |
11–12 | 54 | 0.039 | 0.528 | 25 | −0.024 | 0.408 | 29 | 0.093 | 0.616 | |||
13–14 | 22 | 0.303 | 0.464 | 13 | 0.208 | 0.392 | 9 | 0.440 | 0.546 | |||
Pubertal status1 | ||||||||||||
Peri-pubertal | 144 | −0.116 | 0.617 | 0.00a | 85 | −0.115 | 0.632 | 0.001a | 59 | −0.117 | 0.601 | 0.04a |
Pubertal | 104 | 0.162 | 0.584 | 46 | 0.215 | 0.469 | 58 | 0.120 | 0.663 | |||
Leptin (ng/mL) | ||||||||||||
<5 | 62 | −0.512 | 0.411 | 0.00a | 18 | −0.700 | 0.329 | 0.00a | 44 | −0.435 | 0.419 | 0.00a |
5–8 | 64 | −0.135 | 0.495 | 30 | −0.255 | 0.388 | 34 | −0.030 | 0.557 | |||
>8–15 | 60 | 0.129 | 0.519 | 39 | 0.014 | 0.509 | 21 | 0.343 | 0.478 | |||
>15 | 62 | 0.529 | 0.527 | 44 | 0.450 | 0.503 | 18 | 0.722 | 0.546 | |||
Physical activity (METS)2 | ||||||||||||
<17 | 62 | −0.021 | 0.723 | 0.83 | 35 | −0.060 | 0.676 | 0.58 | 27 | 0.030 | 0.789 | 0.99 |
17–26 | 62 | −0.045 | 0.596 | 38 | −0.060 | 0.623 | 24 | −0.022 | 0.563 | |||
>26–40 | 58 | 0.054 | 0.628 | 27 | 0.122 | 0.606 | 31 | −0.005 | 0.651 | |||
>40 | 66 | 0.018 | 0.525 | 31 | 0.039 | 0.465 | 35 | −0.001 | 0.579 |
Sex-specific peri-pubertal (<1) and pubertal (>1) status were determined by physician-assessed Tanner staging for males (genital or pubic hair development) and females (breast or pubic hair development);
METs are metabolic equivalent;
P < 0.05, bP < 0.10.