Functional index for hand osteoarthritis (FIHOA) is associated with pain, muscle strength, and EQ-5D in hand osteoarthritis

Table 3 Determination of variables related with high FIHOA score

	Univariate regression			Multivariate regression
Variables	OR	95% CI	p values	OR	95% CI	p values
Age (year)	0.978	0.934–1.025	0.362	0.940	0.864–1.022	0.149
Sex, female (n, %)	0.697	0.111–4.372	0.700	1.919	0.128–28.793	0.637
Symptom duration (month)	0.995	0.988–1.001	0.111	0.988	0.976–1.001	0.078
BMI (kg/m²)	1.060	0.900–1.226	0.535
ESR (mm/hr)	0.974	0.939–1.009	0.146
CRP (mg/L)	1.137	0.856–1.512	0.375
Mean grip strength	0.871	0.803–0.945	0.001	0.907	0.794–1.037	0.152
Mean pinch strength	0.525	0.368–0.748	< 0.001	0.803	0.445–1.448	0.466
Patient VAS	1.066	1.038–1.096	< 0.001	1.044	1.011–1.079	0.008
EQ-5D index	0.000	0.000–0.001	< 0.001	0.000	0.000–0.069	0.013
EQ-VAS	0.947	0.921–0.974	< 0.001	0.970	0.931–1.011	0.149
Total radiographic severity scores	0.996	0.963–1.030	0.815
Number of affected joints	0.988	0.913–1.070	0.773

Abbreviation: BMI body mass index; ESR erythrocyte sedimentation rate; CRP C-reactive protein; VAS visual analogue scale; EQ-5D EuroQol-5 dimension

ISSN: 2523-3106