Skip to main content

Table 1 Descriptive statistics for height, sitting height and sitting height/height ratio of Polokwane private schools children, age 6–13 years

From: The relationship between sitting height, sitting height to height ratio with blood pressure among Polokwane private school children aged 6–13 years

 

Sample size

Height (cm)

SH (cm)

SH/H (%)

Age (years)

Boys

Girls

Boys

Girls

Boys

Girls

Boys

Girls

   

M (SD)

M (SD)

M (SD)

M (SD)

M (SD)

M (SD)

6

74

94

122.8 (5.4)

121.6 (5.8)

65.7 (2.9)

65.1 (2.7)

53.5 (1.2)

53.6 (1.7)

7

118

122

126.8 (6.0)

126.2 (7.5)

67.0* (3.2)

66.2* (2.8)

52.9 (1.8)

52.5 (2.1)

8

116

117

131.5 (6.9)

131.7 (5.2)

68.6 (3.0)

68.6 (2.5)

52.3 (1.9)

52.1 (1.3)

9

106

106

136.1 (6.9)

137.5 (6.6)

70.5 (3.2)

71.2 (3.4)

51.8 (1.6)

51.8 (1.5)

10

117

104

142.1* (6.0)

144.0* (6.8)

72.8 (2.8)

73.6 (5.3)

51.3 (1.4)

51.1 (1.8)

11

140

140

146.6* (6.6)

150.0* (7.7)

74.4* (3.1)

76.5* (3.7)

50.8 (1.7)

51.0 (1.3)

12

104

93

151.2* (8.2)

155.7* (7.8)

76.7* (3.4)

79.0* (3.5)

50.7 (1.3)

50.8 (1.5)

13

71

43

156.3* (7.3)

160.0* (7.0)

78.9* (3.6)

81.3* (2.8)

50.5 (1.7)

50.9 (1.7)

Total

846

819

139.2* (12.3)

139.4* (13.9)

71.8* (5.2)

72.0* (6.0)

51.7 (0.12)

51.8 (0.12)

  1. *= P < 0.05; M mean, SD standard deviation, SH sitting height, SH/H sitting height/height ratio