Table 1.

Characteristics of the Total Sample

	Total Sample (n = 847)
	cIMT ≥ 1.2 (n = 245)	cIMT < 1.2 (n = 602)	p
Sex
Men	150 (34.6)	284 (65.4)	<.001*
Women	95 (23.0)	318 (77.0)
Age, yr	73.05 ± 8.24	69.66 ± 9.16	<.001*
Educational level, yr
≤ 9	148 (29.7)	350 (7.3)	.543
> 9	97 (27.8)	252 (72.2)
Family income
Low	18 (25.0)	54 (75.0)	.517
Average	191 (28.8)	473 (71.2)
High	36 (32.7)	74 (67.3)
Triglycerides	2.33 ± 1.29	2.40 ± 2.09	.651
Lipoprotein
High density	1.28 ± 0.30	1.37 ± 0.34	<.001*
Low density	2.96 ± 0.95	2.84 ± 0.94	.080
Fasting blood glucose	6.79 ± 2.47	6.20 ± 2.16	.001*
Body mass index	26.40 ± 3.33	25.59 ± 3.91	.005*
Waist:hip ratio	0.92 ± 0.06	0.90 ± 0.09	<.001*
Hypertension
Yes	137 (37.0)	233 (63.0)	<.001*
No	108 (22.6)	369 (77.4)
Smoking status
Yes	107 (37.3)	180 (62.7)	<.001
No	138 (24.6)	422 (75.4)
No. of lost teeth	4.62 ± 4.87	3.60 ± 4.34	.004*
Plaque index	1.83 ± 0.52	1.62 ± 0.50	<.001*
Probing depth	2.85 ± 0.85	2.72 ± 0.78	.038*
Bleeding index	2.02 ± 0.54	2.03 ± 0.56	.925
Attachment loss	2.98 ± 1.73	2.42 ± 1.57	<.001*
3%	54.20 ± 27.79	44.66 ± 27.92	<.001*
4%	37.75 ± 28.96	29.59 ± 26.27	<.001*
5%	26.29 ± 26.58	19.16 ± 22.44	<.001*
6%	15.21 ± 21.88	9.93 ± 16.49	.001*
Blood pressure
Systolic	138.66 ± 17.79	131.32 ± 17.70	<.001*
Diastolic	81.40 ± 11.45	79.94 ± 10.72	.077
Maximal cIMT	1.38 ± 0.17	0.97 ± 0.14	<.001*

Values in n (%) or mean ± SD.

cIMT, carotid intima–media wall thickness.