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Table 3 Overall and sex-specific prevalence of thyroid cancer (95% CI) (N = 550)

From: Thyroid cancer among patients with thyroid nodules in Yemen: a three-year retrospective study in a tertiary center and a specialty clinic

VariableOverall (n = 550)Male (n = 49)Female (n = 501)p-value
N% (95% CI)N% (95% CI)N% (95% CI)
Cancer (yes/no)76/474 9/40 67/434  
All thyroid nodules 13.8 (10.9–16.7) 18.4 (7.5–29.2) 13.4 (10.4–16.4)0.334
Age (years)
<  20416.0 (1.6–30.4)00.0 (0.0–0.0)418.2 (2.1–34.3)0.420
21–302516.7 (10.7–22.6)436.4 (7.9–64.82115.1 (9.2–21.1)0.069
31–402413.3 (8.3–18.2)423.5 (3.4–43.7)2012.2 (7.2–17.2)0.190
41–501412.5 (6.4–18.6)18.3 (0.0–24.0)1313.0 (21.9–40.1)0.644
51–60711.3 (3.4–19.2)00.0 (0.0–0.0)712.1 (3.7–20.5)0.461
>  60210.0 (0.0–23.2)00.0 (0.0–0.0)211.1 (0.0–25.6)0.619