Table 1.
Patient Demographics of Hemiresection Interposition Arthroplasty.
| Patient Characteristics | Total n = 66 (100%) |
Responder n = 31 (51%) |
DASH score P value | HIT arthroplasty Questionnaire P value | NRS pain P value | NRS satisfaction P value |
|---|---|---|---|---|---|---|
| Age, mean ± SD | 58 ± 15 | 58 ± 13 | .362a | .802a | .024 b | .655b |
| Sex, No. (%) | .250c | .010 c | .005 d | .641d | ||
| Male | 9 (14) | 3 (10) | ||||
| Female | 57 (86) | 28 (90) | ||||
| Body mass index, kg/m2,* median (IQR) | 26 (23-30) | 26 (22-30) | .123b | .320b | .245b | .733b |
| Comorbidities, No. (%) | ||||||
| Diabetes mellitus† | 8 (12) | 3 (10) | .731c | .183c | .272d | .883d |
| Osteoporosis† | 18 (28) | 6 (20) | .352c | .840c | .010 d | .438d |
| Tobacco use reported in chart,‡ No. (%) | 5 (8) | 3 (10) | .159c | .619c | .732d | .133d |
| Alcohol dependency reported in chart,§ No. (%) | 2 (3) | 0 (0) | NA | NA | NA | NA |
| Heavy manual labor as occupation,** No. (%) | 5 (9) | 2 (8) | .322c | .243c | .624d | .149d |
Note. DASH = Disabilities of the Arm, Shoulder and Hand; HIT = hemiresection interposition technique; IQR = interquartile range; NRS = Numeric Rating Scale.
Missing cases: *11 missing; †1 missing; ‡3 missing; §5 missing; **10 missing.
Statistical test used: aPearson correlation coefficient, bSpearman rank correlation coefficient, cIndependent t test, and dMann-Whitney U test. Bold font denotes significant P value.