Table 5.
Complete Univariate Analysis.
| Risk factor | Extension, regression coefficient (SD) | P value | Flexion, regression coefficient (SD) | P value | Pronation, regression coefficient (SD) | P value | Supination, regression coefficient (SD) | P value | Nonreturn to duty, OR (95% CI) | P value | Nondeployment, OR (95% CI) | P value | 1 or more complications, OR (95% CI) | P value | DASH score, regression coefficient (SD) | P value | 1 or more revisions, OR (95% CI) | P value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type of surgery: RHA vs ORIF | 5.79 (9.81) | .0859 | −1.51 (12.1) | .7137 | −5.80 (16.00) | .2885 | 3.78 (23.55) | .6370 | 0.95 (0.11-8.68) | .9655 | 0.51 (0.01-23.45) | .7290 | 3.53 (0.90-13.86) | .0713 | −5.36 (15.87) | .5213 | 1.62 (0.37-7.10) | .5199 |
| Laterality: left vs right | −0.11 (10.01) | .9603 | −4.60 (11.86) | .0940 | 2.38 (16.07) | .5194 | −1.85 (23.57) | .7329 | 1.23 (0.28-5.30) | .7853 | 1.75 (0.23-13.31) | .5886 | 0.83 (0.32-2.14) | .6923 | −10.11 (15.18) | .1619 | 1.09 (0.37-3.20) | .8804 |
| Laterality: ipsilateral vs contralateral | 0.96 (10.17) | .7649 | 2.36 (11.54) | .5171 | −0.12 (17.27) | .9825 | 7.52 (21.53) | .2705 | 0.95 (0.12-7.46) | .9590 | 0.07 (0.01-2.53) | .1442 | 1.69 (0.48-5.93) | .4138 | 20.15 (18.49) | .1420 | 2.00 (0.48-8.30) | .3396 |
| Rank: junior vs senior/officer | 0.62 (10.01) | .7896 | 3.38 (11.97) | .2275 | 1.63 (16.10) | .6644 | 4.83 (23.46) | .3786 | 13.91 (0.74-262.28) | .0789 | 1.14 (0.12-10.91) | .9109 | 1.43 (0.54-3.82) | .4718 | 3.30 (15.98) | .6771 | 0.95 (0.32-2.85) | .9302 |
| Age | 0.20 (0.33) | .5455 | −0.25 (0.46) | .6010 | 0.15 (0.43) | .7285 | 0.26 (0.61) | .6745 | 0.98 (0.89-1.08) | .6784 | 1.09 (0.91-1.29) | .3554 | 1.00 (0.94-1.06) | .9122 | 0.76 (0.52) | .1594 | 1.06 (0.99-1.13) | .1039 |
| sex, male vs female | 3.06 (9.96) | .3675 | −6.54 (11.88) | .1087 | −8.22 (15.87) | .1306 | −15.28 (23.01) | .0539 | 1.05 (0.12-9.57) | .9655 | 1.97 (0.04-90.91) | .7290 | 0.73 (0.19-2.87) | .6558 | −7.14 (15.77) | .4283 | 0.62 (0.14-2.69) | .5199 |
| Mason: II vs III | 1.14 (9.37) | .6560 | 3.55 (11.96) | .2808 | 7.57 (15.87) | .0858 | 8.34 (23.62) | .2003 | 9.74 (0.47-201.45) | .1409 | 1.40 (0.12-15.78) | .7854 | 0.73 (0.19-2.74) | .6349 | 11.54 (17.88) | .2704 | 0.92 (0.17-5.02) | .9233 |
| Dislocation: yes vs no | 2.51 (9.94) | .3204 | −4.00 (11.95) | .1884 | −2.77 (16.07) | .4960 | −3.85 (23.52) | .5179 | 2.83 (0.64-12.53) | .1697 | 1.00 (0.14-7.10) | 1.0000 | 8.57 (2.81-26.12) | .0002 | −3.97 (15.94) | .6163 | 8.17 (2.48-26.85) | .0005 |
| Coronoid fracture: yes vs no | 2.68 (9.96) | .3647 | −6.75 (11.79) | .0564 | −8.10 (15.80) | .0868 | −16.58 (22.68) | .0156 | 3.16 (0.66-15.21) | .1504 | 0.70 (0.06-7.85) | .7725 | 7.34 (2.02-26.70) | .0025 | −6.42 (15.83) | .4774 | 2.36 (0.67-8.33) | .1818 |
| Coronoid fixation: yes vs no | 6.17 (9.01) | .2167 | −4.44 (13.22) | .5346 | 20.56 (12.78) | .0093 | 29.17 (23.16) | .0327 | 19.00 (0.64-568.15) | .0895 | 7.00 (0.09-572.05) | .3864 | 2.50 (0.19-32.19) | .4822 | −12.15 (6.98) | .2239 | 7.00 (0.69-70.74) | .0992 |
| Ulna fracture: yes vs no | 5.37 (9.94) | .2963 | 2.31 (12.07) | .7107 | −1.15 (16.12) | .8895 | 5.85 (23.55) | .6302 | 3.14 (0.29-34.43) | .3481 | — | — | 2.04 (0.27-15.39) | .4886 | −6.17 (15.99) | .7114 | 3.87 (0.50-29.75) | .1939 |
| LUCL/ligament repair: yes vs no | 1.84 (9.98) | .4734 | −7.17 (11.64) | .0185 | −2.21 (16.09) | .5932 | −5.39 (23.46) | .3719 | 1.70 (0.37-7.84) | .4964 | 0.40 (0.04-4.24) | .4467 | 10.23 (3.23-32.42) | <.0001 | −1.28 (16.04) | .8723 | 6.36 (1.98-20.43) | .0019 |
| Concomitant injury: yes vs no | 1.61 (9.99) | .5980 | 2.59 (12.05) | .4825 | 1.57 (16.11) | .7487 | 3.54 (23.55) | .6222 | 0.68 (0.08-6.04) | .7281 | 0.51 (0.01-23.45) | .7290 | 1.89 (0.56-6.34) | .3049 | 10.25 (15.88) | .5371 | 2.71 (0.75-9.76) | .1276 |
| HO ppx: yes vs no | −3.61 (9.97) | .6151 | −7.68 (12.02) | .3756 | −9.97 (16.10) | .3902 | −11.45 (23.35) | .4961 | 1.80 (0.04-80.10) | .7613 | — | — | 10.96 (0.26-466.97) | .2110 | — | — | 3.93 (0.23-66.60) | .3428 |
Note. OR = odds ratio; CI = confidence interval; DASH = Disabilities of the Arm, Shoulder, and Hand; RHA = radial head arthroplasty; ORIF = open reduction with internal fixation; LUCL = lateral ulnar collateral ligament; HO ppx = heterotopic ossification prophylaxis.