Table 2 Comparison of variables according to FIHOA
FIHOA ≤4 (n = 49) | FIHOA > 4 (n = 46) | p values | |
|---|---|---|---|
Age (year) | 61.0 (54.6–67.5) | 59.0 (54.0–63.3) | 0.367 |
Sex, female (n, %) | 46 (93.9) | 44 (95.7) | 0.530 |
Symptom duration (month) | 24.0 (1.0–96.0) | 4.0 (1.0–30.0) | 0.120 |
BMI (kg/m2) | 23.4 (21.3–24.0) | 23.8 (21.5–25.9) | 0.295 |
SBP (mmHg) | 126.0 (114.0–135.0) | 127.5 (119.5–135.5) | 0.690 |
DBP (mmHg) | 74.0 (69.0–80.0) | 75.5 (69.5–80.3) | 0.463 |
ESR (mm/hr) | 14.0 (9.0–27.3) | 14.0 (8.0–20.5) | 0.376 |
CRP (mg/L) | 0.6 (0.6–0.8) | 0.6 (0.6–1.3) | 0.295 |
Grip strength | |||
Meana | 23.0 (19.3–25.0) | 18.0 (13.9–22.3) | < 0.001 |
Right | 22.0 (18.0–27.5) | 18.0 (14.0–22.5) | 0.004 |
Left | 23.0 (10.0–26.0) | 17.5 (12.8–23.0) | < 0.001 |
Pinch strength | |||
Meana | 6.3 (5.3–7.1) | 5.4 (4.0–6.4) | < 0.001 |
Right | 6.3 (5.1–7.3) | 5.5 (3.5–6.5) | 0.001 |
Left | 6.0 (5.0–7.0) | 5.5 (3.9–6.0) | 0.002 |
VAS pain | 22.0 (10.0–36.5) | 48.5 (34.0–71.0) | < 0.001 |
EQ-5D index | 0.87 (0.82–0.91) | 0.82 (0.7–0.86) | < 0.001 |
EQ-VAS | 70.0 (57.5–80.0) | 50.0 (49.5–70.0) | < 0.001 |
Total radiographic severity scoresb | 6.0 (2.5–21.0) | 8.5 (2.0–17.3) | 1.000 |
Number of affected jointsb | 5.0 (2.0–12.0) | 5.5 (2.0–9.0) | 0.917 |