Table 2.
MSD prevalence among urban and rural teachers in the Valparaíso region of Chile.
| Prevalence 12M n (%) | Prevalence 12M-Lim n (%) | |||||
|---|---|---|---|---|---|---|
| Total | Urban | Rural | Total | Urban | Rural | |
| Neck | 86 (56.2) | 53 (64.6) | 33 (46.5) | 68 (44.4) | 45 (54.9) | 23 (32.4) |
| Shoulders | 71 (46.4) | 42 (51.2) | 29 (40.8) | 50 (32.7) | 34 (41.5) | 16 (22.5) |
| Neck/Shoulders | 105 (68.6) | 63 (76.8) | 42 (59.2) | 82 (53.6) | 53 (64.6) | 29 (40.8) |
| Elbows | 32 (20.9) | 20 (24.4) | 12 (16.9) | 21 (13.7) | 13 (15.9) | 8 (11.3) |
| Wrist/Hands | 69 (45.1) | 36 (43.9) | 33 (46.5) | 41 (26.8) | 26 (31.7) | 15 (21.1) |
| Any upper limb | 122 (79.7) | 69 (84.1) | 53 (74.6) | 94 (61.4) | 57 (69.5) | 37 (52.1) |
| Upper back | 69 (45.1) | 41 (50.0) | 28 (39.4) | 49 (32.0) | 31 (37.8) | 18 (25.4) |
| Low back | 88 (57.5) | 58 (70.7) | 30 (42.3) | 66 (43.1) | 46 (56.1) | 20 (28.2) |
| Any Back | 102 (66.7) | 62 (75.6) | 40 (56.3) | 78 (51.0) | 51 (62.2 | 27 (38.0) |
| Hips/Thighs | 44 (28.8) | 25 (30.5) | 19 (26.8) | 37 (24.2) | 22 (26.8) | 15 (21.1) |
| Knees | 63 (41.2) | 34 (41.5) | 29 (40.8) | 32 (34.0) | 27 (32.9) | 25 (35.2) |
| Ankles/Feet | 50 (32.7) | 31 (37.8) | 19 (26.8) | 38 (24.8) | 24 (29.3) | 14 (19.7) |
| Any lower limb | 97 (63.64) | 56 (68.3) | 41 (57.7) | 75 (49.0) | 45 (54.9) | 30 (42.3) |
| Any MSD | 136 (88.9) | 74 (90.2) | 62 (87.3) | 109 (71.2) | 61 (74.4) | 48 (67.6) |
| >p50a | 66 (43.1) | 40 (48.8) | 26 (36.6) | 75 (49.0) | 49 (59.8) | 26 (36.6) |
| >p75b | 32 (20.9) | 21 (25.6) | 11 (15.5) | 30 (19.6) | 20 (24.4) | 10 (14.1) |
Data are expressed as frequency (percentage); 12M, pain in the last 12 months; 12M-lim, pain limitation in the last 12 months; MSD, musculoskeletal disorder.
a
>p50, MSD in more than four regions in 12M and more than two in 12M-lim.
b
>p75, MSP in more than six regions in 12M and more than five in 12M-lim. p < 0.05.