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Table 2 Exercise Benefits/Barriers Scale scores at Week 0, 10 and 20 during three lifestyle modification programs

From: Perceived exercise barriers are reduced and benefits are improved with lifestyle modification in overweight and obese women with polycystic ovary syndrome: a randomised controlled trial

  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
  1. DA diet and aerobic exercise, DC diet and combined aerobic and resistance exercise, DO diet only, EBBS exercise benefits/barriers scale
  2. Values are mean (SD); *significantly different compared with DC, P = 0.04; **significantly different compared with Week 0, P = 0.009
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