Table 7. Crude and age-standardized incidence (per 1000 person-years) of hypertension in China during 1993–2015.

Sex	1993–1997	2000–2009	2011–2015
Total
Cases (person-years)	1114 (35,486)	2571 (70,575)	1434 (29,492)
Crude incidence (95% CI)	31.3 (29.6–33.2)	36.4 (35.0–37.8)	48.6 (46.1–51.2)
Age-standardized incidence (95% CI)	40.8 (38.3–43.4)	41.5 (39.9–43.2)	48.6 (46.1–51.0)
Male
Cases (person-years)	594 (17,530)	1292 (32,524)	699 (12,532)
Crude incidence (95% CI)	33.8 (31.2–36.7)	39.7 (37.6–41.9)	55.7 (51.7–60.0)
Age-standardized incidence (95% CI)	46.2 (42.1–50.4)	45.7 (43.0–48.3)	55.7 (51.7–59.7)
Female
Cases (person-years)	520 (17,956)	1279 (38,051)	735 (16,960)
Crude incidence (95% CI)	28.9 (26.5–31.5)	33.6 (31.8–35.5)	43.3 (40.3–46.5)
Age-standardized incidence (95% CI)	36.5 (33.2–39.7)	38.0 (35.9–40.1)	43.3 (40.2–46.3)