| Maintenance Department | ||||||
| Joint (ROM) | Right hand | Left hand | p value | |||
| Mean (SD) | At 95% CI | Mean (SD) | At 95% CI | |||
| MCP | 2nddigit | 25.6(8.0) | 22.7-28.5 | 23.2(9.1) | 20.0-6.5 | 0.078 |
| 3rd digit | 27.6(9.2) | 24.4-30.9 | 25.0(10.3) | 21.3-28.7 | 0.012 | |
| 4th digit | 27.1(10.6) | 23.4-30.9 | 24.6(11.5) | 20.6-28.8 | 0.008 | |
| 5th digit | 28.3(11.0) | 24.5-32.3 | 23.6(12.0) | 19.4-28.0 | 0.000 | |
| PIP | 2nd digit | 36.5(8.7) | 33.4-39.6 | 40.3(11.7) | 36.3-44.6 | 0.037 |
| 3rd digit | 43.9(11.1) | 40.0-47.9 | 42.8(10.2) | 39.2-46.4 | 0.506 | |
| 4th digit | 44.0(10) | 40.5-47.6 | 43.9(11.4) | 39.9-48.0 | 0.953 | |
| 5thdigit | 42.1(13.0) | 37.5-46.7 | 40.3(10.1) | 36.8-44.0 | 0.497 | |
| DIP | 2nd digit | 12.3(3.1) | 11.3-13.5 | 12.1(2.1) | 11.4-12.9 | 0.645 |
| 3rd digit | 12.8(2.7) | 11.9-13.8 | 13.4(2.1) | 12.7-14.2 | 0.012 | |
| 4th digit | 12.5(2.1) | 11.8-13.3 | 12.8(2.3) | 12.1-13.7 | 0.559 | |
| 5th digit | 12.9(3.8) | 11.6-14.4 | 13.4(2.7) | 12.5-14.5 | 0.502 | |
| CFF Measurement | 2nd digit | 6.5(0.6) | 6.3-6.7 | 6.8(0.6) | 6.6-7.0 | 0.009 |
| 3rd digit | 7.1(0.9) | 6.8-7.5 | 7.4(0.7) | 7.2-7.7 | 0.006 | |
| 4th digit | 6.7(1.1) | 6.4-7.2 | 7.1(0.8) | 6.9-7.5 | 0.002 | |
| 5th digit | 5.4(1.0) | 5.1-5.9 | 5.8(0.7) | 5.6-6.1 | 0.048 | |