Table III.

Radiographic OA in relation to joint mobility measured as the highest degree of extension in any of 4 fingers tested (HYP°)

	Females with HYP°≥ 90° (n = 38)		All subjects with HYP°≥ 70° (n = 111)		Females with HYP°≥ 70° (n = 90)		Males with HYP°≥ 70° (n = 21)
	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)	P
DIP scores
≥ 2 (n = 338)	0.46 (0.15–1.4)	ns	1.58 (0.76–3.31)	ns	0.76 (0.28–2.04)	ns	2.33 (0.51–10.6)	ns
≥ 2 bilat. (n = 275)	0.57 (0.26–1.23)	ns	1.32 (0.84–2.07)	ns	0.61 (0.33–1.16)	ns	1.19 (0.45–3.14)	ns
≥ 3 (n = 148)	0.48 (0.23–1.0)	0.051	0.99 (0.61–1.61)	ns	1.04 (0.6–1.77)	ns	1.02 (0.37–2.81)	ns
PIP scores
≥ 2 (n = 192)	0.73 (0.36–1.46)	ns	0.89 (0.58–1.39)	ns	0.74 (0.43–1.28)	ns	0.55 (0.2–1.49)	ns
≥ 2 bilat. (n = 122)	0.42 (0.18–0.97)	0.042	0.88 (00.54–1.41)	ns	0.71 (0.4–1.25)	ns	0.86 (0.29–2.5)	ns
≥ 3 (n = 45)	0.3 (0.07–1.29)	ns	0.67 (0.54–1.41)	ns	0.46 (0.2–1.08)	0.07	1.14 (0.24–5.5)	ns
MCP 2–5 scores
≥ 2 (n = 75)	1.03 (0.42–2.53)	ns	0.67 (0.37–1.21)	ns	0.65 (0.32–1.34)	ns	0.84 (0.26–2.69)	ns
CMC1 scores
≥ 2 (n = 120)	1.49 (0.73–3.05)	ns	2.01 (1.27–3.19)	0.003	1.65 (0.94–2.89)	0.08	2.89 (1.13–7.39)	0.03
≥ 2 bilat. (n = 68)	2.03 (0.94–4.41)	0.076	1.97 (1.14–3.39)	0.015	1.8 (0.94–3.47)	0.08	1.62 (0.49–5.36)	ns
≥ 3 (n = 53)	2.26 (1.01–5.06)	0.049	3.05 (1.69–5.5)	<0.001	2.47 (1.22–5)	0.012	3.11 (0.88–11)	0.08