Table 1.
Demographic and Clinical Characteristics according to Study Site; Pooled Hispanic Datasets, Massachusetts 2006–2011.
| Total Pooled | UMMHC Dataset | PBS Dataset | p-valueb | ||||
|---|---|---|---|---|---|---|---|
| Samplea (N=3029) | (n=1,844) | (n=1,185) | |||||
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| mean | SD | mean | SD | mean | SD | ||
| Age (years) | 24.1 | 5.7 | 25.1 | 6.0 | 22.7 | 4.9 | <0.0001 |
| Prepregnancy BMI (kg/m2) | 26.2 | 6.3 | 26.3 | 6.1 | 26.0 | 6.5 | 0.15 |
| Weight at Delivery (pounds) | 178.8 | 37.8 | 178.3 | 37.2 | 179.7 | 38.6 | 0.32 |
| Gestational Weight Gain (pounds) | 31.4 | 16.5 | 30.5 | 15.8 | 32.9 | 17.4 | <0.0001 |
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| n | % | n | % | n | % | ||
|
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| Age (years) | |||||||
| 13–19 | 740 | 24.4 | 367 | 19.9 | 373 | 31.5 | <0.0001 |
| 20–24 | 1068 | 35.3 | 591 | 32.1 | 477 | 40.3 | |
| 25–29 | 640 | 21.1 | 438 | 23.8 | 202 | 17.1 | |
| ≥30 | 581 | 19.2 | 448 | 24.3 | 133 | 11.2 | |
| Parity | |||||||
| 0 live births | 1246 | 41.6 | 751 | 41.3 | 495 | 42.1 | 0.67 |
| 1 live birth | 916 | 30.6 | 551 | 30.3 | 365 | 31.1 | |
| ≥2 live births | 830 | 27.7 | 515 | 28.3 | 315 | 26.8 | |
| Prepregnancy BMI (kg/m2) | |||||||
| Underweight (<18.5) | 160 | 5.3 | 85 | 4.6 | 75 | 6.4 | <0.01 |
| Normal weight (≥18.5–<25) | 1393 | 46.2 | 832 | 45.1 | 561 | 47.9 | |
| Overweight (≥25–<30) | 775 | 25.7 | 508 | 27.6 | 267 | 22.8 | |
| Obese (≥30) | 687 | 22.8 | 419 | 22.7 | 268 | 22.9 | |
| Adherence to Weight Gain Recommendations | |||||||
| Inadequate gain | 599 | 20.2 | 377 | 20.5 | 222 | 19.9 | 0.07 |
| Appropriate gain | 708 | 23.9 | 464 | 25.2 | 244 | 21.8 | |
| Excessive gain | 1653 | 55.8 | 1001 | 54.3 | 652 | 58.3 | |
Abbreviations: BMI (body mass index), kg/m2 (kilograms per meter squared)
a
Numbers may not add to total due to missing data.
b
P values derived from ANOVA F-test for continous data and chi-square tests for categorical data.