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Table 2 The hypertension incidence of studied children according to BMI groups during the follow-up period

From: Relationship of BMI to the incidence of hypertension: a 4 years’ cohort study among children in Guangzhou, 2007–2011

 

Overall

Boys

Girls

BMI groups

(2008)

(2009)

(2010)

(2011)

(2008)

(2009)

(2010)

(2011)

(2008)

(2009)

(2010)

(2011)

First

Second

Third

Fourth

First

Second

Third

Fourth

First

Second

Third

Fourth

year

year

year

year

year

year

year

year

year

year

year

year

(n = 7203)

(n = 6210)

(n = 5195)

(n = 4733)

(n = 3821)

(n = 3307)

(n = 2758)

(n = 2512)

(n = 3382)

(n = 2903)

(n = 2437)

(n = 2221)

Thinness, n (%)

95(7.4)

92(8.2)

46(5.0)

23(3.0)

46(7.1)

39(7.0)

24(4.9)

11(2.3)

49(7.8)

53(9.3)

22(5.1)

12(4.3)

Normal, n (%)

601(11.1)

522(11.1)

278(6.6)

177(4.4)

278(10.1)

233(9.9)

131(6.3)

68(3.7)

323(12.1)

289(12.4)

147(6.9)

109(5.1)

Overweight, n (%)

133(18.5)

180(24.3)

81(12.7)

51(8.3)

72(16.3)

114(22.8)

51(11.1)

36(7.4)

61(22.0)

66(27.4)

30(16.9)

15(9.3)

Obesity, n (%)

164(24.3)

221(39.0)

57(17.4)

52(19.1)

118(25.3)

163(40.5)

40(16.9)

29(15.0)

46(21.9)

58(35.4)

17(18.9)

23(29.1)

Total, n (%)

993(13.7)

1015(16.3)

462(8.8)

303(6.4)

514(13.4)

549(16.6)

246(8.9)

144(5.7)

479(14.1)

466(16.0)

216(8.8)

159(7.2)