Table 2.

Estimated prevalence of Dupuytren’s disease in the United States in 2007

Disease definition	Phase 1 participants (N = 23,103)
	Prevalence (%)	95% CI
Definition 1: Diagnosis	0.5	0.4–0.7
Definition 2: Diagnosis or treatment	1.0	0.8–1.2
Definition 3: Diagnosis, treatment, or ropelike growth	3.0	2.7–3.3
Definition 4: Diagnosis, treatment, ropelike growth, or hard bump	7.3	6.8–7.8
Definition 5: Diagnosis, treatment, or any symptom	10.9	10.3–11.5

Prevalence estimates are weighted estimates from 23,103 respondents

CI confidence interval