Table 1.

Sex-wise distributions of characteristics and serum biochemical values.

	Total (n = 649)		Boys (n = 346)		Girls (n = 303)		P
	Range	Median	Range	Median	Range	Median
Homocysteine (mol/L)	1.87–27.9	8.61	1.87–27.9	8.86	4.73–22.99	8.38	0.012a,*
AST (IU/L)	11–124	21	11–124	22	11–54	20	<0.001a,***
ALT (IU/L)	4–271	13	4–271	14	5–106	12	<0.001a,***
TGs (mg/dL)	25–356	64	25–263	62	29–356	66	0.044a,*
Fasting blood glucose (mg/dL)	57–363	89	57–143	90	69–363	89	0.051a
Creatinine (mg/dL)	0.3–0.9	0.5	0.3–0.9	0.5	0.3–0.8	0.5	0.037a,*
	Mean	SD	Mean	SD	Mean	SD	P
Depression	46.75	9.77	46.87	10.05	46.62	9.46	0.746b
Anxiety	48.67	9.68	48.54	9.86	48.82	9.48	0.711b
SBP (mmHg)	108.67	10.87	109.26	10.55	108.00	11.21	0.143b
DBP (mmHg)	62.71	9.06	62.55	8.83	62.90	9.33	0.626b
T-Chol (mg/dL)	166.56	29.85	166.38	31.57	166.76	27.82	0.875b
HDL (mg/dL)	57.44	12.56	58.42	12.58	56.31	12.47	0.034b*
LDL (mg/dL)	94.88	25.03	94.16	26.32	95.71	23.49	0.435b
Urea N (mg/dL)	11.80	2.71	12.12	2.84	11.43	2.52	0.001b,**
BMI (kg/m2)	20.30	4.21	20.64	4.30	19.91	4.08	0.027b,*
	n d	%	n d	%	n d	%	P
ECG							0.193c
Normal	499	79.6	260	77.8	239	81.6
Arrhythmia	30	4.8	14	4.2	16	5.5
Other abnormality	98	15.6	60	18.0	38	13.0
Grade							0.776c
First	149	23.0	76	22.0	73	24.1
Fourth	160	24.7	88	25.4	72	23.8
Seventh	340	52.4	182	52.6	158	52.1
Fruit frequency (times/week)							0.434c
0–5	148	23.4	84	24.9	64	21.7
6–10	235	37.2	130	38.6	105	35.6
11–15	139	22.0	70	20.8	69	23.4
>16	110	17.4	53	15.7	57	19.3
Vegetable frequency (times/week)							0.564c
0–5	78	12.3	43	12.7	35	11.8
6–10	142	22.3	72	21.2	70	23.6
11–15	214	33.6	109	32.2	105	35.4
>16	202	31.8	115	33.9	87	29.3

*P < 0.05; **P < 0.01; ***P < 0.001.

^aResults from a Mann–Whitney U test.

^bResults from a t test.

^cResults from a chi-square test.

^dTotal counts may vary because of missing data.

AST, aspartate transaminase; ALT, alanine aminotransferase; TGs, triglycerides; SBP, systolic blood pressure; DBP, diastolic blood pressure; T-Chol, total cholesterol; HDL, high-density lipoprotein; LDL, low-density lipoprotein; ECG, electrocardiogram.