Table 3. Weighted prevalence of hypertension among Chinese adults by characteristics in 2018.

Characteristics	Male			Female			Overall
	Cases	Weighted prevalence		Cases	Weighted prevalence		Cases	Weighted prevalence
Weighted prevalence of hypertension in male vs. in female; c2 = 175.80, P < 0.0001.
Age, yrs
18–29	513	13.4% (11.5%–15.2%)		229	4.55% (3.4%–5.7%)		742	8.9% (7.7%–10.1%)
30–39	1393	19.0% (17.6%–20.5%)		846	7.7% (6.8%–8.6%)		2239	13.4% (12.6%–14.3%)
40–49	4342	30.9% (29.8%–32.1%)		4258	20.4% (19.5%–21.4%)		8600	25.7% (24.9%–26.6%)
50–59	8820	45.1% (43.7%–46.4%)		11,242	41.0% (39.8%–42.1%)		20,062	43.0% (42.1%–44.0%)
60–69	12,351	54.1% (52.8%–55.3%)		14,890	54.8% (53.5%–56.0%)		27,241	54.4% (53.4%–55.4%)
70–79	6275	62.1% (60.1%–64.1%)		6862	68.0% (66.3%–69.7%)		13,137	65.2% (63.6%–66.7%)
≥ 80	1239	62.4% (59.6%–65.2%)		1377	70.1% (67.2%–72.9%)		2616	66.7% (64.3%–69.1%)
P-value		< 0.0001			< 0.0001			< 0.0001
Area
Urban	14,338	30.3% (28.6%–32.0%)		16,578	21.2% (19.9%–22.5%)		30,916	25.7% (24.4%–27.1%)
Rural	20,595	31.4% (30.4%–32.5%)		23,126	27.4% (26.3%–28.4%)		43,721	29.4% (28.4%–30.3%)
P-value		0.27			< 0.0001			< 0.0001
Region
North China	6076	38.8% (36.5%–41.1%)		7183	28.1% (26.2%–29.9%)		13,259	33.3% (31.5%–35.2%)
Northeast China	3660	37.6% (32.7%–42.5%)		4132	27.8% (23.1%–32.6%)		7792	32.7% (28.1%–37.4%)
East China	9374	31.9% (30.3%–33.4%)		10,098	23.9% (22.2%–25.7%)		19,472	27.9% (26.4%–29.3%)
Central China	4425	29.9% (27.6%–32.1%)		5164	24.8% (22.5%–27.1%)		9589	27.3% (25.4%–29.2%)
South China	2861	22.1% (18.9%–25.2%)		3216	17.8% (15.3%–20.3%)		6077	20.0% (17.5%–22.5%)
Southwest China	4780	27.3% (24.5%–30.0%)		5492	23.6% (21.6%–25.6%)		10,272	25.5% (23.3%–27.6%)
Northwest China	3757	28.4% (25.3%–31.5%)		4419	23.5% (20.6%–26.4%)		8176	26.0% (23.3%–28.7%)
P-value		< 0.0001			< 0.0001			< 0.0001
Overall	34,933	30.8% (29.8%–31.9%)		39,704	24.2% (23.3%–25.1%)		74,637	27.5% (26.6%–28.4%)