From: Rehabilitation exercise assessment using inertial sensors: a cross-sectional analytical study
Sensor position | |||||||
---|---|---|---|---|---|---|---|
Foot | Shin | Thigh | Foot & shin | Shin & thigh | Thigh & foot | All three | |
Heel slide | |||||||
Sensitivity (%) | 94 | 91 | 92 | 90 | 86 | 91 | 90 |
Specificity (%) | 29 | 36 | 44 | 32 | 35 | 37 | 34 |
Accuracy (%) | 76 | 76 | 79 | 73 | 72 | 75 | 74 |
Hip abduction | |||||||
Sensitivity (%) | 66 | 71 | 77 | 63 | 61 | 71 | 61 |
Specificity (%) | 91 | 95 | 96 | 93 | 94 | 87 | 94 |
Accuracy (%) | 87 | 92 | 94 | 88 | 89 | 85 | 89 |
Hip extension | |||||||
Sensitivity (%) | 96 | 84 | 93 | 84 | 84 | 98 | 84 |
Specificity (%) | 99 | 100 | 100 | 97 | 100 | 99 | 100 |
Accuracy (%) | 99 | 99 | 99 | 96 | 99 | 99 | 98 |
Hip flexion | |||||||
Sensitivity (%) | 72 | 73 | 56 | 74 | 59 | 70 | 66 |
Specificity (%) | 92 | 92 | 91 | 94 | 90 | 94 | 92 |
Accuracy (%) | 88 | 88 | 83 | 90 | 84 | 89 | 86 |
IRQ | |||||||
Sensitivity (%) | 86 | 90 | 92 | 91 | 91 | 88 | 90 |
Specificity (%) | 20 | 28 | 40 | 31 | 37 | 41 | 44 |
Accuracy (%) | 65 | 70 | 75 | 72 | 73 | 73 | 75 |
Knee extension | |||||||
Sensitivity (%) | 85 | 86 | 90 | 85 | 86 | 89 | 90 |
Specificity (%) | 36 | 34 | 67 | 38 | 57 | 55 | 57 |
Accuracy (%) | 71 | 71 | 83 | 72 | 77 | 79 | 80 |
SLR | |||||||
Sensitivity (%) | 64 | 58 | 72 | 64 | 71 | 77 | 69 |
Specificity (%) | 64 | 58 | 68 | 62 | 69 | 74 | 68 |
Accuracy (%) | 64 | 58 | 70 | 63 | 70 | 75 | 68 |
Average across all seven exercises | |||||||
Sensitivity (%) | 80 | 79 | 82 | 79 | 77 | 83 | 79 |
Specificity (%) | 62 | 63 | 72 | 64 | 69 | 70 | 70 |
Accuracy (%) | 79 | 79 | 83 | 79 | 81 | 82 | 81 |