Table 1.
Baseline and Change from Baseline to 6 Months and 24 Months in the POUNDS Lost Study
Baseline weight and change in weight (%) from baseline to 6 and 24 months.
| Variable (Number at baseline) | Baseline Weight (kg) by Variable | Change in Weight from Baseline to 6 months (kg) mean & 95% CI | Change in Weight from Baseline to 24 months (kg) mean & 95% CI | P value for Change Baseline to 6 mos | P value for Change Baseline to 24 mos |
|---|---|---|---|---|---|
| Age | 0.023 | 0.0081 | |||
| < 50 yr (349) | 94.6 ± 15.8 | −7.15 (−8.97, −5.32) | −4.14 (−6.54, −1.73) | ||
| > 50 yr (462) | 91.6 ± 15.2 | −8.11 (−9,92, −6.31) | −5.70 (−8.07, −3.33) | ||
| Sex | 0.0005 | 0.0016 | |||
| M (296) | 104.5 ± 13.5 | −8.39 (−10.25, −6.54) | −5.87 (−8.31, −3.42) | ||
| F (515) | 86.2 ± 12.4 | −6.87 (−8.65, −5.09) | −3.98 (−6.31, −1.64) | ||
| Race | 0.19 | 0.64 | |||
| White (623) | 92.8 ± 15.5 | −6.11 (−6.64 −5.57) | −3.86 (−4.58, −3.13) | ||
| AA (175) | 93.3 ± 15.7 | −6.96 (−7.86, −6.05) | −3.52 (−4.78, −2.26) | ||
| Other (13) | 92.4 ± 15.3 | −8.38 (−12.5, −4.23) | −6.84 (−12.29, −1.30) | ||
| BMI | 0.0065 | 0.058 | |||
| < 30 (227) | 78.2 ± 9.7 | −6.99 (−8.89, −5.08) | −4.31 (−6.82, −1.80) | ||
| > 30 (584) | 98.6 ± 13.5 | −8.27 (−10.02, −6.53) | −5.53(−7.82, −3.24) | ||
| Adherence to Fat | 0.021 | 0.025 | |||
| Fat NO (209) | 94.96 ± 16.1 | −6.70 (−7.46, −5.93) | −4.21 (−5.51, −2.90) (N=108) | ||
| Fat YES (136) | 92.93 ± 16.0 | −8.13 (−9.08, −7.19) | −6.94 (−9.18, −4.70) (N=65) | ||
| Adherence to Protein | <0.0001 | 0.048 | |||
| Pro NO (106) | 91.84 ± 16.6 | −4.80 (−5.75, −3.86) | −3.93 (−5.66, −2.12) (N=78) | ||
| Pro YES (239) | 95.19 ± 15.8 | −8.35 (−9.06, −7.65) | −6.30 (−7.90. −4.71) (N=95) |
Baseline data is mean ± SD; Change data are mean and 95% confidence interval; Adherence to protein and fat was determined from the 6 and 24 month telephone dietary records as being within 5% of the dietary goal for either protein or fat.