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. 2022 Jul 5;9:814215. doi: 10.3389/fmed.2022.814215

Table 2.

Descriptive baseline characteristics by different hypertension subtypes stratifying by 2018 CHL and 2017 ACC/AHA guidelines (from CHNS data).

2018 CHL guideline 2017 ACC/AHA guideline Total
Normotension SDH ISH IDH Normotension SDH ISH IDH
Number of participants 18,838 1,293 884 1,169 12,434 3,768 816 5,166 22,184
Age, years 38.76 ± 14.58 55.47 ± 13.12 59.69 ± 13.67 44.24 ± 14.07 36.76 ± 13.94 52.79 ± 14.54 55.09 ± 16.63 39.78 ± 13.60 40.86 ± 15.47
Age, %
<65 17,709(94.01) 967(74.79) 549(62.10) 1,076(92.04) 11,851(95.31) 2,960(78.56) 555(68.01) 4,935(95.53) 20,301(91.51)
≥65 1,129(5.99) 326(25.21) 335(37.90) 93(7.96) 583(4.69) 808(21.44) 261(31.99) 231(4.47) 1,883(8.49)
Gender, %
Male 8,137(43.19) 730(56.46) 414(46.83) 728(62.28) 4,803(38.63) 2,068(54.88) 403(49.39) 2,735(52.94) 10,009(45.12)
Female 10,701(56.81) 563(43.54) 470(53.17) 441(37.72) 7,631(61.37) 1,700(45.12) 413(50.61) 2,431(47.06) 12,175(54.88)
Educational level, %
Illiterate 3,762(20.49) 460(37.83) 349(42.05) 255(22.53) 2,533(20.84) 1,116(31.40) 281(36.12) 896(17.73) 4,826(22.40)
Primary school 3,345(18.22) 225(18.50) 148(17.83) 228(20.14) 21,77(17.91) 660(18.57) 154(19.79) 955(18.90) 39,46(18.32)
Middle/High school 9,562(52.07) 471(38.73) 292(35.18) 562(49.65) 6,355(52.28) 1,543(43.42) 294(37.79) 2,695(53.33) 1,0887(50.54)
Bachelor or above 1,694(9.23) 60(4.93) 41(4.94) 87(7.69) 1,091(8.97) 235(6.61) 49(6.30) 507(10.03) 1,882(8.74)
Marital status, %
Never 2,522(13.56) 37(2.88) 26(2.96) 93(8.10) 1,882(15.34) 142(3.81) 51(6.34) 603(11.80) 2,678(12.22)
Married 16,080(86.44) 1,249(97.12) 851(97.04) 1,055(91.90) 1,0388(84.66) 3,586(96.19) 753(94.15) 4,508(88.20) 19,235(87.78)
Registered residence, %
Urban 7,767(41.23) 559(43.23) 438(49.55) 451(38.58) 5,033(40.48) 1,666(44.21) 413(50.61) 2,103(40.71) 9,215(41.54)
Rural 11,071(58.77) 734(56.77) 446(50.45) 718(61.42) 7,401(59.52) 2,102(55.79) 403(49.39) 3,063(59.29) 12,969(58.46)
Self-reported health excellent/very good, %
No 12,262(65.09) 855(66.13) 555(62.78) 727(62.19) 8,500(68.36) 2,343(62.18) 522(63.97) 3,034(58.73) 14,399(64.91)
Yes 3,576(34.91) 438(33.87) 329(37.22) 442(37.81) 3,934(31.64) 1,425(37.82) 294(36.03) 2,132(41.27) 7,785(35.09)
Smoking status, %
Non-smoker 10,011(72.03) 735(62.24) 565(68.82) 561(59.43) 6,600(75.28) 2,188(64.75) 477(68.34) 2,607(65.18) 11,872(70.48)
Current smoker 3,668(26.39) 416(35.22) 219(26.67) 361(38.24) 2,064(23.54) 1,087(32.17) 200(28.65) 1,313(32.82) 4,664(27.69)
Ex-smoker 219(1.58) 30(2.54) 37(4.51) 22(2.33) 103(1.17) 104(3.08) 21(3.01) 80(2.00) 308(1.83)
Drinking status, %
Non-drinker 9,385(67.17) 691(58.07) 563(67.34) 512(54.47) 6,219(70.57) 2,035(59.78) 487(68.98) 2,410(60.01) 1,1151(65.83)
Drinker 4,588(32.83) 499(41.93) 273(32.66) 428(45.53) 2,594(29.43) 1,369(40.22) 219(31.02) 1,606(39.99) 5,788(34.17)
History of diseases, %
CVD 65(0.35) 13(1.01) 14(1.58) 7(0.60) 35(0.28) 36(0.96) 9(1.10) 19(0.37) 99(0.45)
Diabetes 185(0.98) 30(2.32) 30(3.39) 13(1.11) 89(0.72) 86(2.28) 35(4.29) 48(0.93) 258(1.16)
Cancer 67(0.36) 1(0.08) 5(0.57) 1(0.09) 39(0.31) 10(0.27) 10(1.23) 15(0.29) 74(0.33)
BMI, kg/m2 22.28 ± 3.32 24.45 ± 3.90 23.89 ± 3.80 23.94 ± 3.58 21.79 ± 2.96 24.16 ± 3.79 23.13 ± 3.58 23.15 ± 3.73 22.56 ± 3.45
SBP, mmHg 112.81 ± 11.77 155.00 ± 15.16 148.63 ± 10.28 127.37 ± 7.49 107.98 ± 10.11 143.12 ± 14.42 137.24 ± 9.37 118.46 ± 6.48 117.46 ± 16.81
DBP, mmHg 73.19 ± 8.04 98.14 ± 8.88 81.01 ± 6.32 92.04 ± 3.71 69.17 ± 6.47 90.00 ± 8.98 72.72 ± 5.90 82.53 ± 3.87 75.95 ± 10.57

ACC/AHA, American College of Cardiology /American Heart Association; CHL, Chinese Hypertension League Blood Pressure Guideline; IDH, Isolated diastolic hypertension.

ISH, Isolated systolic hypertension; IDH, Isolated diastolic hypertension; SDH, Systolic-diastolic hypertension.