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Table 4 Subgroup analyses for exercise adherence Group comparison between baseline and post-assessment (Mean ± Standard Deviation)

From: ICT-based system to predict and prevent falls (iStoppFalls): results from an international multicenter randomized controlled trial

  High-adherence >90 min (n = 18) Low-adherence <90 min (n = 53) Baseline comparison Pre-post comparison
  Pre Post Pre Post 3-way 2-waya
Primary outcome measures      p p p
 Physiological Profile Assessment, score 0.84 ± .85 0.39 ± .77 0.55 ± 0.93 0.34 ± .91 0.430 0.044 0.031
 European Quality of Life – 5 Dimensions, VAS 70.7 ± 13.9 80.3 ± 13.17 80.6 ± 14.6 80.8 ± 14.18 0.057 0.099 0.052
Selected secondary outcome measures        
 Sway area, mm2 1093 ± 778 554 ± 487 754.9 ± 662 718 ± 1048 0.150 0.057 0.046
 Sensor-based full tandem stance, s 25.0 ± 10.0 26.5 ± 8.0 25.2 ± 9.5 23.1 ± 10.0 0.568 0.092 0.040
 Knee extension strength, kg 20.1 ± 6.4 27.8 ± 15.8 24.5 ± 9.8 28.0 ± 10.6 0.277 0.425 0.291
 Sensor-based chair stand test, s 11.1 ± 2.9 10.4 ± 3.0 12.6 ± 4.4 10.8 ± 10.8 0.133 0.053 0.983
 Sensor-based stepping reaction time, ms 756 ± 161 657 ± 107 788 ± 196 731 ± 140 0.685 0.112 0.041
 Trail Making Test part B, s 108 ± 52 103 ± 54 117 ± 58 98 ± 50 0.811 0.860 0.591
 Hand reaction time, ms 260 ± 36 276 ± 49 242 ± 41 238 ± 42 0.239 0.004 0.505
 Attention Network Test - conflict, ms 152 ± 63 114 ± 57 127 ± 82 117 ± 53 0.394 0.088 0.044
 Patient Health Questionnaire – 9, score 3.4 ± 3.0 2.8 ± 2.8 3.0 ± 3.4 2.4 ± 3.0 0.945 0.434 0.213
 Iconographical – Falls Efficacy Scale, score 13.8 ± 4.3 10.2 ± 7.0 16.3 ± 5.3 13.3 ± 8.9 0.173 0.775 0.854
  1. Higher scores are better for European Quality of Life – 5 Dimensions, sensor-based full tandem stance and knee extension strength (for all other scores lower values indicate performance improvement)
  2. aComparing high-adherers and control group