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Table 2: 
Number needed to treat for BKP versus NSM, VP versus NSM, and BKP versus VP
YearBKP vs NSMVP vs NSMBKP vs VP
Unadjusted (95% CI)Adjusted (95% CI)Unadjusted (95% CI)Adjusted (95% CI)Unadjusted (95% CI)Adjusted (95% CI)
113.5 (13.1–13.9)14.8 (14.4–15.2)20.8 (19.9–21.8)22.8 (21.8–23.9)36.7 (34.5–39.2)33.9 (31.9–36.2)
212.9 (12.6–13.1)13.4 (13.1–13.6)22.2 (20.9–23.8)23.0 (21.6–24.6)30.3 (28.1–32.9)29.1 (27.0–31.6)
312.2 (12.0–12.5)12.4 (12.1–12.7)21.6 (20.1–23.3)21.9 (20.3–23.6)26.7 (24.6–29.2)26.1 (24.0–28.5)
412.1 (11.8–12.4)12.1 (11.8–12.4)22.9 (21.1–25.1)23.0 (21.1–25.1)25.8 (23.6–28.5)25.4 (23.2–28.1)
512.0 (11.4–12.6)11.9 (11.3–12.6)23.8 (21.8–26.3)23.8 (21.7–26.3)24.1 (22.0–26.6)23.9 (21.8–26.4)