Table 2. Logistic regression results for risk of rosacea.

Variables		Unadjusted			Adjusteda
		OR	95% CI	P value	OR	95% CI	P value
cDDD
	< 30	1.00	Reference		1.00	Reference
	30–120	1.43	1.19–1.72	< 0.001	1.41	1.17–1.71	< 0.001
	> 120	1.68	1.32–2.13	< 0.001	1.55	1.20–2.00	< 0.001
Residence
	Urban	1.00	Reference		1.00	Reference
	Rural	2.58	2.18–3.06	< 0.001	2.70	2.26–3.22	< 0.001
CCI score
	0	1.00	Reference		1.00	Reference
	1	1.37	1.15–1.83	0.007	1.39	1.09–1.77	0.008
	≥ 2	1.45	1.15–1.83	0.002	1.57	1.21–2.04	0.001
Comorbidities
	Hypertension	1.07	0.70–1.64	0.760	0.92	0.59–1.44	0.720
	DM	0.91	0.69–1.21	0.530	0.77	0.57–1.05	0.090
	Malignancy	0.67	0.44–1.00	0.051	0.46	0.30–0.73	0.001
	Auto-immune disease	2.68	0.95–7.56	0.060	1.67	0.57–4.88	0.350
	Thyroid disease	1.86	1.35–2.56	< 0.001	1.86	1.33–2.60	< 0.001
	Depression	1.80	1.24–2.61	0.002	1.57	1.06–2.32	0.020
	Migraine	1.37	0.79–2.39	0.270	1.05	0.58–1.88	0.880

CCI = Charlson Comorbidity Index, cDDD = cumulative defined daily dose, CI = confidence interval, DM = diabetes mellitus, OR = odds ratio.

^aAdjusted for residence, CCI, and comorbidities.