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. 2015 Jun 15;10(6):e0129230. doi: 10.1371/journal.pone.0129230

Table 2. Sex- and age-specific means of BMI and WC in Han and Bouyei people.

	Han people			Bouyei people			Men	Women
	Men	Women	p-value (Men vs. Women)	Men	Women	p-value (Men vs. Women)	p-value (Han vs. Bouyei)	p-value (Han vs. Bouyei)
BMI (kg/m²)
20–29	22.3±3.7	20.6±2.8	0.0002 ^*	21.3±3.4	20.4±3.0	0.1023	0.0798	0.6302
30–39	24.0±3.3	22.7±3.5	<.0001 ^*	23.0±3.1	21.8±2.6	0.0001 ^*	0.0019 ^*	0.0029 ^*
40–49	24.2±3.4	23.6±3.3	0.0326 ^*	22.9±3.1	22.6±3.1	0.2557	<.0001 ^*	0.0002 ^*
50–59	24.0±3.2	24.1±3.6	0.7416	22.2±3.0	22.1±3.7	0.7970	<.0001 ^*	<.0001 ^*
60–69	23.4±3.1	24.2±3.8	0.0146 ^*	20.9±2.4	21.4±3.2	0.0399 ^*	<.0001 ^*	<.0001 ^*
70–80	23.0±3.2	23.5±3.4	0.3041	20.1±2.4	20.3±2.9	0.4992	<.0001 ^*	<.0001 ^*
WC(cm)
20–29	77.0±9.9	69.9.±8.0	<.0001 ^*	73.5±9.4	69.7±7.9	0.0141 ^*	0.0242 ^*	0.8842
30–39	82.8±9.6	75.8±10.0	<.0001 ^*	79.0±9.6	72.7±7.3	<.0001 ^*	0.0002 ^*	0.0002 ^*
40–49	83.4±10.2	77.5±9.0	<.0001 ^*	77.8±10.1	74.7±8.9	0.0001 ^*	<.0001 ^*	0.0001 ^*
50–59	82.5±10.0	79.8±10.4	0.0035 ^*	75.7±9.7	73.1±10.5	0.0067 ^*	<.0001 ^*	<.0001 ^*
60–69	80.8±10.3	81.3±11.1	0.6692	71.3±7.9	71.8±10.1	0.5340	<.0001 ^*	<.0001 ^*
70–80	80.1±9.7	79.8±11.4	0.8542	68.8±8.1	68.9±9.9	0.9866	<.0001 ^*	<.0001 ^*

Data are expressed as means ± SD.

BMI, Body Mass Index; WC, waist circumference.

* Significantly different between two groups (p<0.05).