Variable | Control group | EI group | EPI group | ||||||
---|---|---|---|---|---|---|---|---|---|
 | Before | After | P value* | Before | After | P value* | Before | After | P value* |
Neck | 49 (67.1) | 58 (79.5) | 0.012 | 73 (65.2) | 50 (44.6) | < 0.001 | 63 (68.5) | 40 (34.4) | < 0.001 |
Shoulders | 44 (60.3) | 52 (71.2) | 0.021 | 67 (59.8) | 52 (46.4) | 0.04 | 61 (66.3) | 42 (45.6) | < 0.021 |
Elbows | 15 (20.5) | 25 (34.2) | 0.002 | 21 (18.8) | 18 (16.1) | 0.375 | 14 (15.2) | 11 (12) | 0.375 |
Wrist | 38 (52.1) | 43 (58.9) | 0.18 | 47 (43) | 42 (37.5) | 0.12 | 39 (42.4) | 22 (23.9) | < 0.001 |
back | 47 (64.4) | 56 (76.7) | 0.012 | 68 (60.7) | 55 (49.1) | 0.061 | 54 (58.7) | 44 (47.8) | 0.038 |
Lower back | 46 (63) | 54 (74) | 0.039 | 69 (61.6) | 52 (46.4) | 0.042 | 56 (60.9) | 26 (28.2) | < 0.001 |
thighs | 9 (12.3) | 19 (26) | 0.002 | 31 (27.7) | 20 (17.9) | 0.054 | 18 (19.6) | 18 (19.2) | P > 0.05 |
Knees | 40 (54.8) | 37 (50.7) | 0.549 | 52 (46.4) | 45 (40.1) | 0.26 | 47 (51.1) | 40 (43.4) | 0.23 |
Legs and ankles | 16 (21.9) | 22 (30.1) | 0.031 | 21 (18.8) | 22 (19.6) | P > 0.05 | 23 (25) | 18 (19.5) | 0.097 |