Table 2.
Overall intervention effects on body composition measures, adjusted for baseline value of the outcome, treatment group, gender, time, and treatment group by time interaction.
| Body Mass and Composition Measures | WL (n=81) |
WL+AT (n=86) |
WL+RT (n=80) |
p-value
|
|||
|---|---|---|---|---|---|---|---|
| Overall | WL+AT vs. WL | WL+RT vs. WL | WL+AT vs. WL+RT | ||||
| Body Mass (kg) | 88.6 (87.2, 90.0) | 85.9 (84.4, 87.3) | 85.6 (84.3, 87.0) | <.0001 | 0.0002 | <.0001 | 0.7473 |
| Δ 6 Months | −6.2 (−7.9, −4.5) | −7.9 (−9.6, −6.34) | −8.5 (−10.2, −6.9) | ||||
| Δ 18 Months | −5.3 (−7.1, −3.5) | −9.1 (−10.9, −7.3) | −8.9 (−10.7, −7.2) | ||||
| Fat Mass (kg) | 37.6 (36.5, 38.7) | 35.5 (34.4, 36.6) | 34.5 (33.4, 35.6) | <.0001 | 0.0006 | <.0001 | 0.0911 |
| Δ 6 Months | −5.1 (−6.5, −3.7) | −6.4 (−7.7, −5.1) | −7.8 (−9.1, −6.5) | ||||
| Δ 18 Months | −4.4 (−5.8, −3.0) | −7.3 (−8.7, −5.9) | −7.9 (−9.2, −6.5) | ||||
| Fat Mass (%) | 42.6 6 (41.9, 43.3) | 41.1 (40.4, 41.8) | 40.0 (39.4, 40.7) | <.0001 | 0.0003 | <.0001 | 0.0092 |
| Δ 6 Months | −6.0 (−8.2, −3.8) | −8.2 (−10.3, −6.1) | −11.2 (−13.3, −9.1) | ||||
| Δ 18 Months | −4.4 (−7.1, −2.5) | −9.9 (−12.2, −7.6) | −11.3 (−13.5, −9.1) | ||||
| Lean Mass (kg) | 48.4 (47.9, 48.9) | 47.8 (47.2, 48.3) | 48.5 (48.0, 49.0) | <.0001 | 0.0046 | 0.6011 | 0.0006 |
| Δ 6 Months | −1.1 (−1.7, −05) | −1.5 (−2.1, −0.9) | −0.7 (−1.2, −0.1) | ||||
| Δ 18 Months | −0.9 (−1.5, −0.2) | −1.7 (−2.3, −1.1) | −1.2 (−1.6, −0.4) | ||||
| Lean Mass (%) | 54.5 (53.8, 55.1) | 55.8 (55.2, 56.5) | 56.9 (56.2, 57.5) | <.0001 | 0.0004 | <.0001 | 0.0066 |
| Δ 6 Months | 4.7 (3.1, 6.3) | 6.3 (4.7, 7.7) | 8.9 (7.4, 10.5) | ||||
| Δ 18 Months | 4.2 (2.5, 5.8) | 7.7 (6.1, 9.4) | 9.1 (7.5, 10.7) | ||||
| Appendicular Lean Mass (kg) | 22.3 (21.9, 22.8) | 21.9 (21.5, 22.3) | 22.3 (21.9, 22.7) | <.0001 | 0.0182 | 0.8320 | 0.0263 |
| Δ 6 Months | −0.7 (−1.2, −0.3) | −1.1 (−1.5, −0.6) | −0.7 (−1.1, −0.2) | ||||
| Δ 18 Months | −0.7 (−1.1, −0.2) | −1.1 (−1.6, −0.6) | −0.8 (−1.2, −0.3) | ||||
| Appendicular Fat Mass (kg) | 15.5 (15.1, 15.9) | 14.9 (14.5, 15.3) | 14.3 (13.9, 14.7) | <.0001 | 0.0062 | <.0001 | 0.0166 |
| Δ 6 Months | −1.8 (−2.3, −1.3) | −2.2 (−2.7, −1.7) | −3.0 (−3.5, −2.5) | ||||
| Δ 18 Months | −1.7 (−2.2, −1.1) | −2.6 (−3.1, −2.0) | −2.9 (−3.4, −2.4) | ||||
| Trunk Fat Mass (kg) | 21.1 (20.3, 21.8) | 19.6 (18.9, 20.3) | 19.2 (18.5, 19.9) | <.0001 | 0.0003 | <.0001 | 0.3173 |
| Δ 6 Months | −3.3 (−4.2, −2.4) | −4.2 (−5.0, −3.3) | −4.8 (−5.7, −3.9) | ||||
| Δ 18 Months | −2.7 (−3.7, −1.8) | −4.8 (−5.7, −3.8) | −4.9 (−5.8, −4.0) | ||||
Data are presented as mean (95% confidence interval). WL=weight loss; AT=aerobic training; RT=resistance training; kg=kilograms; %=percent.