©2012 Baishideng Publishing Group Co.
World J Orthop. Jan 18, 2012; 3(1): 5-9
Published online Jan 18, 2012. doi: 10.5312/wjo.v3.i1.5
Published online Jan 18, 2012. doi: 10.5312/wjo.v3.i1.5
Table 1 Patient characteristics of cases and controls
| Characteristics | Cases n =111 (%) | Controls n =191 (%) | P-value |
| Mean age, yr (SD) | 49.8 (7.7) | 43.0( 6.2) | 0.435 |
| Gender, male (%) | 49 (44) | 101 (53) | 0.03 |
| Mean BMI, (kg/m²) (SD) | 24.1(3.8) | 24.4 (3.6) | 0.386 |
| Smoking status (%) | < 0.05 | ||
| Never | 93 (83.8) | 183 (95.8) | |
| Current | 15 (13.5%) | 4 (2.1) | |
| Ex-smoker | 3 (2.7) | 4 (2.1) | |
| History of trauma | < 0.05 | ||
| No | 104 (93.7) | 191 (100) | |
| Yes | 7 (6.3) | 0 (0%) | |
| Occupation | < 0.05 | ||
| Rubber tapper | 11 (9.9) | 20 (10.5) | |
| Teacher/nurse | 30 (27.0) | 34 (17.8) | |
| Farmer | 9 (8.1) | 14 (7.3) | |
| Officer/others | 61 (55.0%) | 123 (64.4) | |
| Sports | 0.264 | ||
| None | 100 (90.1) | 180 (94.2) | |
| -Football | 1 (0.9) | 4 (2.1) | |
| Jogging | 3 (2.7) | 0 (0) | |
| Others | 7 (6.3) | 8 (4.2) | |
| Sleeping position | 0.029 | ||
| Supine | 85 (44.5) | 32 (52.5) | |
| Decubitus | 90 (47.1) | 20 (32.8) | |
| Prone | 2 (1.1) | 0 (0) | |
| Undetermined | 14 (7.3) | 9(14.7) | |
| Type of acromion | 0.082 | ||
| Type I, Flat | 89 (81.7) | 166 (86.9) | |
| Type II, Curved | 12 (11.0) | 21 (11.0) | |
| Type III, Hooked | 8 (7.3) | 4 (2.1) |
- Citation: Tangtrakulwanich B, Kapkird A. Analyses of possible risk factors for subacromial impingement syndrome. World J Orthop 2012; 3(1): 5-9
- URL: https://www.wjgnet.com/2218-5836/full/v3/i1/5.htm
- DOI: https://dx.doi.org/10.5312/wjo.v3.i1.5