Table 4.
DXA scan body mass measures.
| Variable | Group | T0: Mean (SD) (n = 153) | T2: Mean (SD) (n = 128) | T3: Mean (SD) (n = 115) | Delta (95% CI) | p | diff (95% CI) | p |
|---|---|---|---|---|---|---|---|---|
| Weight (kg) | 1 | 74.7 (14.3) | 74.6 (13.9) | −0.1 (−1 to 0.8) | 0.8320 | −0.4 | 0.5866 | |
| 2 | 73 (13.7) | 73.3 (14) | 0.3 (−0.7 to 1.2) | 0.576 | (−1.7 to 1.0) | |||
| 1 | 75.1 (14.7) | 74 (13.6) | −1.1 (−2.1 to −0.2) | 0.0215 | −0.6 | 0.4068 | ||
| 2 | 72.7 (13) | 72.1 (13.2) | −0.6 (−1.5 to 0.4) | 0.2594 | (−2.0 to 0.8) | |||
| Fat mass (g) | 1 | 29342 (10039) | 28169 (9815) | −1152 (−2307 to 3) | 0.0507 | −834 (−2457 to 788) | 0.3120 | |
| 2 | 28060 (9358) | 27767 (9601) | −318 (−1457 to 822) | 0.5834 | ||||
| 1 | 29859 (10179) | 30269 (11690) | 456 (−736 to 1648) | 0.4522 | 795 (−894 to 2484) | 0.3548 | ||
| 2 | 27678 (8754) | 27353 (8707) | −339 (−1536 to 858) | 0.5770 | ||||
| Bone mass content (g) | 1 | 2497.2 (346.2) | 2492.5 (350.8) | −4.2 (−22.8 to 14.5) | 0.6608 | −13.3 | 0.3191 | |
| 2 | 2407.9 (337.9) | 2417.2 (333.2) | 9.1 (−9.3 to 27.5) | 0.3299 | (−39.4 to 12.9) | |||
| 1 | 2482.7 (346.4) | 2433.1 (335.5) | −48.4 (−67.6 to −29.1) | <0.0001 | −12.9 | 0.3513 | ||
| 2 | 2412.3 (348.6) | 2376.5 (344.6) | −35.4 (−54.8 to −16.1) | 0.0004 | (−40.2 to 14.3) | |||
| Lean body mass (g) | 1 | 42842 (5218) | 43916 (5304) | 1048 (592 to 1505) | <0.0001 | 486 (−156 to 1127) | 0.1372 | |
| 2 | 42545 (5465) | 43102 (5710) | 563 (112 to 1013) | 0.0146 | ||||
| 1 | 42733 (5380) | 42722 (5057) | −78 (−549 to 394) | 0.7456 | 82 (−586 to 750) | 0.8086 | ||
| 2 | 42556 (5402) | 42442 (5398) | −160 (−633 to 314) | 0.5064 | ||||
| Bone mineral density | 1 | 1.20 (0.12) | 1.23 (0.23) | 0.03 (0.00 to 0.07) | 0.0696 | 0.02 (−0.03 to 0.07) | 0.459 | |
| 2 | 1.16 (0.19) | 1.18 (0.12) | 0.01 (−0.02 to 0.05) | 0.4283 | ||||
| 1 | 1.19 (0.11) | 1.18 (0.11) | −0.01 (−0.04 to 0.03) | 0.6288 | 0.00 (−0.05 to 0.05) | 0.9815 | ||
| 2 | 1.16 (0.19) | 1.15 (0.12) | −0.01 (−0.04 to 0.03) | 0.6066 | ||||
| T-score (SD) | 1 | 1.21 (1.19) | 1.19 (1.18) | −0.02 (−0.08 to 0.05) | 0.6585 | −0.04 (−0.13 to 0.06) | 0.4343 | |
| 2 | 0.93 (1.24) | 0.95 (1.18) | 0.02 (−0.04 to 0.09) | 0.5056 | ||||
| 1 | 1.14 (1.15) | 0.99 (1.10) | −0.15 (−0.22 to −0.08) | <0.0001 | 0.03 (−0.07 to 0.13) | 0.5395 | ||
| 2 | 0.86 (1.24) | 0.69 (1.21) | −0.18 (−0.25 to −0.11) | <0.0001 |
Abbreviations: TO = baseline; T1 = week 6, midway; T2 = week 12, completed; T3 = week 39, follow-up; DXA = dual-energy X-ray absorptiometry; n = maximum n for patients at baseline test and associated follow-up test; 1 = group 1 supervised exercise intervention; 2 = group 2 pedometer exercise intervention; SD = standard deviation; CI = confidence interval.