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. 2022 Feb 15;17(2):e0263562. doi: 10.1371/journal.pone.0263562

Table 4. Effects of physical activity interventions that use wearables on outcomes related to pain, physical function, general health and psychological distress in adults after orthopaedic surgery.

Outcomes Study name Mean±SD (95%CI)
Intervention group Control group
Pain
Verbal Pain Severity (McGill Pain Questionnaire) (score range from 0 to 5)
Preoperative visit Aldemir et al, 2021 [39] 4.24±0.75 4.18±0.93
3 weeks after surgery Aldemir et al, 2021 [39] 0.79±0.69 1.06±0.85
1 month after surgery Aldemir et al, 2021 [39] 0.61±0.60 0.88±0.88
2 month after surgery Aldemir et al, 2021 [39] 0.55±0.66 1.06±0.88
3 month after surgery Aldemir et al, 2021 [39] 0.55±0.71 0.79±1.00
KOOS Pain (score range from 0 to 100)
Preoperative visit Van der Walt et al, 2018 [38] 47.0±16.0 45.0±18.0
6 months after surgery Van der Walt et al, 2018 [38] 86.0±13.8 85.4±15.3
EQ-5D Pain (score range from 0 to 5)
Preoperative visit Van der Walt et al, 2018 [38] 3.2±0.9 3.3±0.6
6 months after surgery Van der Walt et al, 2018 [38] 1.7±0.8 1.8±0.7
ODI: Disability (score range from 0 to 100)
Preoperative visit Aldemir et al, 2021 [39] 37.09±6.41 36.91±8.36
3 weeks after surgery Aldemir et al, 2021 [39] 11.15±5.30 13.65±7.36
1 month after surgery Aldemir et al, 2021 [39] 7.76±4.55 9.62±7.63
2 month after surgery Aldemir et al, 2021 [39] 5.09±5.35 9.06±8.439
3 month after surgery Aldemir et al, 2021 [39] 3.45±5.04 6.65±6.26
Physical function
6 minute walk test, meters
Baseline (6 to 8 weeks after surgery) Paxton et al, 2018 [36] 455±115 (408, 512) 466±98 (428, 516)
4.5 to 5 months after surgery Paxton et al, 2018 [36] 510±122 (458, 574) 521±96 (480, 574)
TUG, seconds
Baseline (6 to 8 weeks after surgery) Paxton et al, 2018 [36] 9.17±2.77 (7.94, 10.34) 8.76±1.94 (7.91, 9.61)
4.5 to 5 months after surgery Paxton et al, 2018 [36] 8.23±4.42 (7.10, 9.37) 8.09±1.91 (7.19, 8.98)
Gait speed, 4 meter walk test (meters/second)
Baseline (6 to 8 weeks after surgery) Paxton et al, 2018 [36] 1.66±0.33 (1.33, 1.98) 1.52±0.35 (1.18, 1.86)
4.5 to 5 months after surgery Paxton et al, 2018 [36] 1.71±0.37 (1.35, 2.08) 1.61±0.54 (1.08, 2.14)
KOOS Function (score range from 0 to 100)
Preoperative visit Van der Walt et al, 2018 [38] 50.0±18.0 51.0±21.0
6 months post surgery Van der Walt et al, 2018 [38] 87.3±10.2 86.4±13.7
KOOS Quality of Life (score range from 0 to 100)
Preoperative visit Van der Walt et al, 2018 [38] 30.0±19.0 33.0±18.0
6 months post surgery Van der Walt et al, 2018 [38] 75.5±17.2 75.5±17.2
EQ-5D Anxiety/depression (score range from 0 to 5)
Preoperative visit Van der Walt et al, 2018 [38] 1.6±0.9 1.6±0.8
6 months post surgery Van der Walt et al, 2018 [38] 1.2±0.6 1.3±0.6

ODI = Oswestry Disability Index; TUG = Time UP and Go Test; EQ-5D = EuroQol-5, total score of each subscale is 5; KOOS = Knee Injury and Osteoarthritis Outcome Score and total score of each subscale is 10