Table 1.
Demographic characteristics for weight change groups across study periods.
| Characteristic | Weight change groups | P value | |||
| Stable (0 plus or minus1%) | Moderate loss (between 5%-10%) | High loss (10% or greater) |
|
||
| Age (years), mean (SD) | |||||
|
|
9-16 weeks | 47.70 (12.27) | 49.93 (12.59) | 49.67 (12.4) | <.001 |
|
|
17-32 weeks | 47.89 (12.16) | 50.37 (12.51) | 50.51 (12.33) | <.001 |
|
|
33-52 weeks | 49.45 (11.71) | 51.57 (12.32) | 51.8 (12.18) | <.001 |
| Gender, n/N (%) | |||||
|
|
9-16 weeks | 235/2594 (9.1) | 738/6440 (11.5) | 347/2218 (15.6) | <.001 |
|
|
17-32 weeks | 166/1907 (8.7) | 447/4369 (10.2) | 356/2686 (13.2) | <.001 |
|
|
33-52 weeks | 67/525 (12.8) | 131/1214 (10.8) | 126/1144 (11.0) | .47 |
| Baseline BMI, mean (SD) | |||||
|
|
9-16 weeks | 26.80 (5.58) | 26.57 (5.5) | 27.19 (5.24) | <.001 |
|
|
17-32 weeks | 26.97 (5.78) | 26.73 (5.52) | 27.43 (5.45) | <.001 |
|
|
33-52 weeks | 27.10 (5.8) | 27.38 (5.34) | 28.11 (5.43) | .001 |