Table 5. Odds ratio (95% CIs) for the association between thigh circumference and diabetes among 116 205 women aged 30–79 years.

Percentile of thigh circumference (cm)	Age, years			Body mass index, kg/m2
	<50 (1044/92 224)	50–64 (1454/20 073)	65+ (631/3908)	<23 (875/76 989)	23–24.9 (726/19 843)	25+ (1528/19 373)
2.5 (<45)	4.29 (2.59–7.08)	2.55 (1.80–3.64)	2.31 (1.59–3.37)	2.86 (2.15–3.81)	2.26 (1.25–4.11)	0.90 (0.30–2.68)
5 (45–<47)	2.18 (1.07–4.44)	2.66 (1.77–3.99)	2.20 (1.39–3.49)	2.35 (1.64–3.36)	2.55 (1.47–4.44)	1.47 (0.51–4.22)
10 (47–<48)	2.20 (1.59–3.06)	2.30 (1.83–2.89)	1.54 (1.11–2.15)	2.30 (1.85–2.86)	1.80 (1.28–2.52)	1.38 (0.87–2.17)
25 (48–<51)	1.56 (1.21–2.02)	1.61 (1.32–1.95)	1.56 (1.19–2.04)	1.66 (1.37–2.03)	1.37 (1068–1.77)	1.64 (1.23–2.20)
50 (51–<57)	1.00	1.00	1.00	1.00	1.00	1.00
75 (57–<60)	0.62 (0.52–0.75)	0.83 (0.71–0.97)	0.96 (0.72–1.29)	0.64 (0.48–0.86)	0.52 (0.41–0.66)	0.88 (0.76–1.02)
90 (60–<62)	0.48 (0.37–0.61)	0.68 (0.54–0.86)	0.90 (0.57–1.44)	0.49 (0.26–0.92)	0.35 (0.23–0.54)	0.68 (0.56–0.82)
95 (62–<64)	0.42 (0.32–0.55)	0.59 (0.44–0.79)	1.01 (0.55–1.86)	0.10 (0.01–0.75)	0.36 (0.20–0.66)	0.60 (0.49–0.74)
97.5 (≥65)	0.21 (0.15–0.28)	0.45 (0.32–0.62)	0.60 (0.30–1.20)	0.22 (0.03–1.78)	0.51 (0.25–1.04)	0.37 (0.30–0.47)
AUC	0.840 (0.827–0.852)	0.756 (0.743–0.768)	0.690 (0.668–0.713)	0.866 (0.853–0.879)	0.820 (0.804–0.835)	0.772 (0.760–0.783)

Abbreviation: AUC, area under the curve.

Model adjusted for age, smoking, exercise, family history of diabetes, body mass index, and waist circumference.