Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Cardiol. Aug 26, 2013; 5(8): 295-304
Published online Aug 26, 2013. doi: 10.4330/wjc.v5.i8.295
Table 1 Descriptive statistics by age group of the 3114 study participants are reported
Age (yr)nWeightHeight (cm)BMI (kg/m2)WCWHtRHCWHR
Boys
64717.4 ± 3.5104.7 ± 8.416.0 ± 3.648.6 ± 6.50.47 ± 0.0655.3 ± 9.10.88 ± 0.08
79018.8 ± 3.5109.9 ± 8.815.7 ± 2.850.8 ± 5.70.47 ± 0.0757.2 ± 6.60.89 ± 0.07
89921.3 ± 4.5114.7 ± 9.416.4 ± 3.852.2 ± 7.10.46 ± 0.0759.6 ± 7.60.88 ± 0.08
910124.3 ± 7.4120.5 ± 10.616.8 ± 4.655.6 ± 8.50.46 ± 0.0863.8 ± 8.90.87 ± 0.07
1013226.8 ± 6.6126.9 ± 1016.9 ± 4.156.3 ± 7.50.45 ± 0.0664.6 ± 9.10.88 ± 0.09
1110226.7 ± 4.8129.3 ± 7.916.0 ± 2.857.0 ± 7.00.44 ± 0.0565.2 ± 7.50.88 ± 0.07
1215729.9 ± 7.1133.6 ± 8.416.7 ± 3.557.1 ± 8.40.43 ± 0.0667.3 ± 9.00.85 ± 0.07
1311634.7 ± 8.2141.5 ± 9.917.2 ± 3.461.4 ± 8.20.43 ± 0.0571.7 ± 9.10.86 ± 0.07
1415839.2 ± 8.5148.1 ± 9.717.8 ± 2.962.6 ± 8.10.42 ± 0.0573.3 ± 8.50.86 ± 0.07
1511243.2 ± 11.7150.3 ± 12.818.9 ± 4.066.8 ± 9.50.45 ± 0.0677.2 ± 10.20.87 ± 0.08
1610047.3 ± 8.9155.2 ± 9.619.7 ± 3.967.9 ± 9.20.44 ± 0.0679.9 ± 9.30.85 ± 0.10
1711950.1 ± 9.3160.1 ± 10.619.7 ± 3.968.1 ± 9.40.43 ± 0.0680.3 ± 9.70.85 ± 0.08
1813351.4 ± 9.2160.0 ± 11.120.1 ± 3.267.9 ± 8.70.43 ± 0.0580.3 ± 9.10.85 ± 0.10
199853.8 ± 11.3161.3 ± 11.220.7 ± 4.070.3 ± 11.90.44 ± 0.0782.8 ± 12.20.85 ± 0.08
Girls
65117.8 ± 2.8104.5 ± 10.517.0 ± 3.848.7 ± 7.90.47 ± 0.0756.6 ± 10.70.87 ± 0.10
77918.2 ± 4.0109.4 ± 10.015.6 ± 3.949.8 ± 6.30.46 ± 0.0757.2 ± 7.80.88 ± 0.09
88623.2 ± 7.2115.4 ± 11.417.6 ± 5.251.7 ± 9.70.45 ± 0.0859.2 ± 9.40.87 ± 0.09
912223.5 ± 5.3118.6 ± 10.717.1 ± 4.652.3 ± 8.80.44 ± 0.0960.6 ± 10.40.87 ± 0.09
1016425.8 ± 6.4122.7 ± 10.317.1 ± 3.854.9 ± 8.30.45 ± 0.0764.1 ± 10.10.86 ± 0.07
1112329.2 ± 7.5130.9 ± 9.917.2 ± 4.556.6 ± 8.70.43 ± 0.0766.2 ± 10.40.86 ± 0.10
1212432.5 ± 7.3133.6 ± 1018.2 ± 3.659.0 ± 9.90.44 ± 0.0669.7 ± 11.40.85 ± 0.08
1313335.6 ± 6.7138.2 ± 9.918.7 ± 3.659.3 ± 10.00.43 ± 0.0770.3 ± 11.60.85 ± 0.07
1413041.1 ± 7.3143.9 ± 8.719.9 ± 3.363.7 ± 9.30.44 ± 0.0675.2 ± 11.10.86 ± 0.10
1510244.6 ± 10.3147.9 ± 10.120.3 ± 3.967.8 ± 8.80.46 ± 0.0580.8 ± 10.30.84 ± 0.08
1610847.6 ± 9.4149.9 ± 8.121.1 ± 3.568.0 ± 9.50.45 ± 0.0682.4 ± 10.20.83 ± 0.10
179746.1 ± 8.7151.4 ± 9.620.0 ± 3.168.1 ± 9.60.45 ± 0.0682.3 ± 9.90.83 ± 0.08
1812848.9 ± 8.9150.5 ± 8.221.6 ± 3.670.2 ± 9.20.47 ± 0.0684.3 ± 9.80.84 ± 0.09
1910550.9 ± 10.3152.2 ± 7.921.9 ± 4.070.2 ± 11.90.46 ± 0.0786.1 ± 11.50.82 ± 0.09
Table 2 Age, and gender specific smoothed waist circumference percentiles for Yemeni children and adolescents aged 6 to 19 years
Age (yr)n3rd5th10th25th50th75th90th95th97th
Boys
6
47
36.60
38.50
41.30
45.40
48.90
52.50
57.20
60.70
63.30
7
90
37.60
39.70
42.60
46.80
50.40
54.10
58.90
62.50
65.20
8
99
38.80
40.90
43.90
48.20
52.00
55.80
60.80
64.50
67.30
9
101
40.00
42.20
45.30
49.80
53.60
57.60
62.70
66.50
69.40
10
132
41.20
43.40
46.60
51.20
55.10
59.20
64.40
68.40
71.30
11
102
42.20
44.50
47.70
52.50
56.50
60.70
66.10
70.10
73.10
12
157
43.40
45.80
49.10
54.00
58.10
62.40
68.00
72.10
75.20
13
116
44.90
47.40
50.80
55.80
60.10
64.60
70.30
74.70
77.90
14
158
46.70
49.20
52.80
58.00
62.40
67.10
73.00
77.50
80.80
15
112
48.40
51.00
54.70
60.10
64.70
69.50
75.70
80.30
83.80
16
100
49.70
52.40
56.30
61.80
66.60
71.50
77.80
82.60
86.20
17
119
50.80
53.50
57.40
63.10
67.90
73.00
79.40
84.30
87.90
18
133
51.60
54.30
58.30
64.10
69.00
74.10
80.70
85.60
89.30
19
98
52.30
55.10
59.10
65.00
70.00
75.20
81.80
86.80
90.60
Girls
6
51
34.30
36.50
39.70
44.40
48.70
53.10
58.00
61.30
63.60
7
79
35.10
37.40
40.60
45.50
49.90
54.30
59.30
62.70
65.10
8
86
36.00
38.30
41.70
46.60
51.10
55.70
60.80
64.30
66.80
9
121
37.10
39.40
42.90
48.00
52.60
57.30
62.60
66.20
68.70
10
164
38.40
40.80
44.40
49.60
54.50
59.30
64.70
68.50
71.10
11
123
39.80
42.40
46.10
51.50
56.50
61.60
67.20
71.10
73.80
12
124
41.40
44.00
47.90
53.50
58.70
640
69.80
73.90
76.70
13
132
43.00
45.70
49.70
55.60
61.00
66.50
72.60
76.70
79.70
14
130
44.70
47.50
51.70
57.80
63.40
69.10
75.40
79.80
82.80
15
102
46.20
49.20
53.50
59.80
65.60
71.50
78.00
82.50
85.70
16
108
47.40
50.50
54.90
61.40
67.30
73.40
80.10
84.70
87.90
17
97
48.40
51.50
55.90
62.60
68.70
74.80
81.60
86.30
89.60
18
128
49.10
52.30
56.90
63.60
69.80
76.00
83.00
87.70
91.10
1910549.8053.0057.6064.5070.7077.1084.1088.9092.30
Table 4 Age, and gender specific smoothed waist-to-height ratio percentiles for Yemeni children and adolescents aged 6 to 19 years
Age (yr)n3rd5th10th25th50th75th90th95th97th
Boys
6470.350.370.40.440.470.510.550.590.61
7900.350.360.390.430.460.500.540.580.60
8990.340.360.380.420.450.490.530.570.59
91010.340.350.380.410.450.480.530.560.58
101320.330.350.370.410.440.470.520.550.57
111020.330.340.370.400.440.470.510.540.57
121570.320.340.360.400.430.460.510.540.56
131160.320.340.360.400.430.460.500.530.56
141580.320.340.360.400.430.460.500.530.55
151120.320.340.360.400.430.460.500.530.56
161000.320.340.360.400.430.460.500.530.56
171190.320.340.360.400.430.460.500.530.56
181330.320.340.360.400.430.460.500.530.56
19980.320.340.360.400.430.460.510.540.56
Girls
6510.340.360.380.430.470.510.550.590.61
7790.330.350.380.420.460.500.540.580.60
8860.320.340.370.410.450.490.530.570.59
91210.320.340.360.410.440.480.530.560.58
101640.320.340.360.400.440.480.520.550.58
111230.320.330.360.400.440.480.520.550.57
121240.320.330.360.400.440.480.520.550.57
131320.320.330.360.400.440.480.520.550.57
141300.320.340.360.400.440.480.530.560.58
151020.320.340.370.410.450.490.530.560.59
161080.330.340.370.410.450.490.540.570.59
17970.330.350.370.420.450.500.540.570.60
181280.330.350.380.420.460.500.550.580.60
191050.330.350.380.420.460.500.550.580.60
Table 3 Age, and gender specific smoothed waist hip ratio percentiles for Yemeni children and adolescents aged 6 to 19 years
Age (yr)n3th5th10th25th50th75th90th95th97th
Boys
6470.730.760.790.840.890.930.991.031.05
7900.730.750.790.840.880.930.981.021.04
8990.720.750.780.830.880.920.971.011.04
91010.720.740.780.830.870.920.971.011.03
101320.720.740.770.820.860.910.961.001.03
111020.710.730.770.820.860.900.960.991.02
121570.710.730.760.810.850.900.950.991.01
131160.700.730.760.810.850.900.950.981.01
141580.700.730.760.810.850.890.950.981.01
151120.700.730.760.810.850.890.950.981.01
161000.700.720.760.800.850.890.940.981.01
171190.700.720.760.800.850.890.940.981.00
181330.700.720.760.800.850.890.940.981.00
19980.700.730.760.810.850.900.950.981.01
Girls
6510.700.730.770.820.870.930.981.011.04
7790.700.730.760.820.870.920.981.011.03
8860.700.720.760.810.870.920.971.001.03
91210.690.720.750.810.860.910.961.001.02
101640.690.710.750.800.860.910.960.991.02
111230.680.710.750.800.850.900.950.991.01
121240.680.710.740.800.850.900.950.981.01
131320.680.700.740.790.840.900.950.981.00
141300.680.700.740.790.840.890.940.981.00
151020.670.700.730.790.840.890.940.970.99
161080.670.690.730.780.830.880.930.970.99
17970.670.690.730.780.830.880.930.960.98
181280.660.690.720.780.830.880.930.960.98
191050.660.680.720.770.820.870.920.950.97
Table 5 Logistic regression of factors associated to different definitions of central obesity
VariablesWHtR0.5 OR (95%CI)WC90th OR (95%CI)WHtR0.5/WC90th OR (95%CI)
Age (yr)0.98 (0.94-1.02)0.95 (0.90-1.00)0.96 (0.90-1.01)
Gender (girls vs boys)1.55 (1.29-1.89)0.97 (0.77-1.22)1.22 (0.94-1.57)
Location (rural vs urban)0.66 (0.54-0.79)0.52 (0.41-0.66)0.52 (0.40-0.67)
Education (yr)0.99 (0.95-1.03)1.08 (1.02-1.14)1.05 (0.99-1.11)
Sedentary (vs active)1.42 (1.14-1.75)1.52 (1.17-1.98)1.65 (1.24-2.19)
Table 6 Comparison between waist-to-height ratio 10th, 50th and 90th percentiles for Yemeni, Pakistani (n = 12), and Norwegian (n = 22) boys and girls
Age10th percentiles
50th percentiles
90th percentiles
YPNYPNYPN
Boys
60.40.410.410.470.460.450.550.520.49
70.390.40.40.460.450.440.540.520.48
80.380.40.390.450.450.430.530.520.48
90.380.390.380.450.450.420.530.520.48
100.370.390.380.440.440.420.520.520.48
110.370.380.370.440.440.420.510.520.48
120.360.380.370.430.440.410.510.520.47
130.36-0.360.43-0.410.5-0.47
140.36-0.360.43-0.410.5-0.46
150.36-0.370.43-0.410.5-0.46
160.36-0.370.43-0.410.5-0.47
170.36-0.380.43-0.420.5-0.47
180.36-0.380.43-0.430.5-0.48
190.36--0.43--0.51--
Girls
60.380.410.420.470.450.450.550.510.49
70.380.40.40.460.450.430.540.520.49
80.370.40.40.450.450.430.530.520.48
90.360.40.390.440.450.420.530.530.48
100.360.390.390.440.440.410.520.530.47
110.360.380.380.440.440.410.520.530.46
120.360.370.380.440.430.40.520.520.46
130.36-0.370.44-0.40.52-0.45
140.36-0.370.44-0.40.53-0.45
150.37-0.370.45-0.40.53-0.45
160.37-0.380.45-0.40.54-0.45
170.37-0.380.45-0.410.54-0.46
180.38-0.390.46-0.420.55-0.47
190.38--0.46--0.55--