Table 3.
Range of motion in the three study groups before intervention and at times of follow-up
| Variable | PT group | IACI group | SSNB group | p-value |
|---|---|---|---|---|
| Abduction (°) | ||||
| Before | 75.4±2.2 | 76.3±2.4 | 74.5±2.4 | 0.009 |
| After 2 wk | 80.1±3.7 | 88.5±3.2 | 101.2±6.5 | 0.001 |
| After 4 wk | 81.8±3.5 | 93.4±4.5 | 105.3±6.1 | 0.001 |
| After 6 wk | 85.7±2.9 | 95.4±5.7 | 107.6±5.5 | 0.001 |
| After 12 wk | 87.3±3.0 | 96.9±5.6 | 110.6±4.9 | 0.001 |
| p-value | ptime<0.001, pgroup<0.001, Pint.time*group<0.001 | Power=0.999, partial ETA score=0.641 | ||
| Flexion (°) | ||||
| Before | 80.5±3.8 | 77.9±3.8 | 78.5±4.5 | 0.026 |
| After 2 wk | 83.9±4.5 | 95.3±4.4 | 101.4±5.6 | 0.001 |
| After 4 wk | 87.4±3.3 | 99.7±5.9 | 109.3±5.7 | 0.001 |
| After 6 wk | 90.7±4.2 | 101.1±6.3 | 110.2±4.9 | 0.001 |
| After 12 wk | 92.4±4.7 | 102.6±6.5 | 111.5±4.3 | 0.001 |
| p-value | ptime<0.001, pgroup<0.001, Pint.time*group<0.001 | Power=0.999, partial ETA score=0.543 | ||
| External rotation (°) | ||||
| Before | 44.6±3.1 | 45.2±4.0 | 46.9±4.2 | 0.047 |
| After 2 wk | 49.8±3.6 | 53.5±3.6 | 62.7±3.5 | 0.001 |
| After 4 wk | 51.0±3.2 | 56.5±3.5 | 67.9±4.7 | 0.001 |
| After 6 wk | 53.2±4.1 | 61.1±3.7 | 72.1±4.6 | 0.001 |
| After 12 wk | 55.1±3.9 | 61.8±3.4 | 73.6±4.5 | 0.001 |
| p-value | ptime<0.001, pgroup<0.001, pint.time*group<0.001 | Power=0.999, partial ETA score=0.540 | ||
| Internal rotation (°) | ||||
| Before | 32.0±4.6 | 34.2±4.6 | 32.9±4.9 | 0.146 |
| After 2 wk | 36.2±4.2 | 38.3±4.6 | 41.7±5.0 | 0.001 |
| After 4 wk | 37.4±4.6 | 40.8±4.5 | 49.5±4.9 | 0.001 |
| After 6 wk | 38.4±4.9 | 47.3±5.0 | 50.7±4.4 | 0.001 |
| After 12 wk | 39.8±4.7 | 48.3±4.5 | 53.4±4.7 | 0.001 |
| p-value | ptime<0.001, pgroup<0.001, Pint.time*group<0.001 | Power=0.999, partial ETA score=0.113 | ||
Values are presented as mean±standard deviation.
PT: physiotherapy, IACI: intra-articular corticosteroid injections, SSNB: suprascapular nerve block, int: interaction, ETA: estimated time of arrival.