Table 2.
Exercise Benefits/Barriers Scale scores at Week 0, 10 and 20 during three lifestyle modification programs
| Week 0 | Week 10 | Week 20 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| DO | DA | DC | DO | DA | DC | DO | DA | DC | Time | Time x Treatment | |
| EBBS Score | 128 (14) | 129 (11) | 131 (11) | 132 (14) | 140 (13) | 136 (14) | 132 (14) | 141 (12) | 136 (14) | P < 0.001 | P = 0.2 |
| Benefits Score | 91 (12) | 89 (9) | 89 (7) | 86 (9) | 91 (8) | 89 (11) | 93 (12) | 97 (11) | 92 (9) | P < 0.001 | P = 0.3 |
| Barriers Score | 33 (4)* | 30 (4) | 28 (4) | 31 (4) | 25 (5) | 26 (5) | 30 (4) | 25 (5) | 26 (7) | P < 0.001 | P = 0.3 |
| Perceived Benefits Subscales | |||||||||||
| Life enhancement | 3.15 (0.44) | 3.15 (0.41) | 3.07 (0.33) | 3.25 (0.38) | 3.34 (0.45) | 3.09 (0.38) | 3.28 (0.44) | 3.37 (0.44) | 3.11 (0.39) | P = 0.1 | P = 0.2 |
| Physical performance | 3.41 (0.44) | 3.26 (0.38) | 3.33 (0.34) | 3.34 (0.41) | 3.46 (0.41) | 3.39 (0.37) | 3.38 (0.41) | 3.54 (0.37)** | 3.36 (0.37) | P = 0.1 | P = 0.04 |
| Psychological outlook | 3.13 (0.48) | 3.08 (0.23) | 3.12 (0.32) | 3.20 (0.46) | 3.33 (0.28) | 3.44 (0.33) | 3.30 (0.45) | 3.36 (0.38) | 3.33 (0.38) | P < 0.001 | P = 0.2 |
| Social interaction | 2.44 (0.50) | 2.36 (0.52) | 2.61 (0.47) | 2.65 (0.55) | 2.75 (0.76) | 2.71 (0.59) | 2.60 (0.39) | 2.68 (0.62) | 2.76 (0.63) | P = 0.001 | P = 0.4 |
| Preventative health | 3.33 (0.59) | 3.30 (0.38) | 3.23 (0.35) | 3.36 (0.48) | 3.36 (0.41) | 3.23 (0.37) | 3.35 (0.45) | 3.55 (0.48) | 3.23 (0.40) | P = 0.6 | P = 0.6 |
| Perceived Barriers Subscales | |||||||||||
| Exercise milieu | 2.16 (0.53) | 2.08 (0.44) | 1.90 (0.32) | 2.06 (0.39) | 1.73 (0.54) | 1.67 (0.43) | 1.95 (0.36) | 1.69 (0.43) | 1.69 (0.48) | P < 0.001 | P = 0.5 |
| Time expenditure | 2.36 (0.46)* | 2.09 (0.50) | 1.98 (0.39) | 2.18 (0.52) | 1.64 (0.38) | 1.87 (0.49) | 2.08 (0.34) | 1.79 (0.58) | 1.91 (0.72) | P = 0.003 | P = 0.3 |
| Physical exertion | 3.03 (0.63) | 2.85 (0.37) | 2.51 (0.49) | 2.78 (0.50) | 2.52 (0.53) | 2.42 (0.44) | 2.90 (0.63) | 2.42 (0.45) | 2.32 (0.53) | P < 0.001 | P = 0.2 |
| Family discouragement | 1.69 (0.56) | 1.41 (0.49) | 1.61 (0.61) | 1.85 (0.38) | 1.32 (0.46) | 1.61 (0.70) | 1.62 (0.42) | 1.36 (0.50) | 1.58 (0.69) | P = 0.6 | P = 0.6 |
DA diet and aerobic exercise, DC diet and combined aerobic and resistance exercise, DO diet only, EBBS exercise benefits/barriers scale
Values are mean (SD); *significantly different compared with DC, P = 0.04; **significantly different compared with Week 0, P = 0.009