Association between Neck Circumference and the Occurrence of Cardiovascular Events in Type 2 Diabetes: Beijing Community Diabetes Study 20 (BCDS-20)

Table 1

Baseline clinical characteristics in men and women.

	Total ()	Men ()	Women ()	t value	value
Age (years)	67.62 ± 10.69	67.22 ± 12.11	67.88 ± 9.64	−1.59	0.113
BMI (kg/m^2)	26.20 ± 44.54	25.30 ± 3.51	26.79 ± 57.28	−1.11	0.267
Diabetic duration (years)	10.1 (6.5, 15.4)	10.1 (6.1, 15.3)	10.1 (6.8, 15.4)	0.58 (Z)	0.565
Smoking (n, %)	479 (15.93)	386 (32.33)	93 (5.13)	397.67 (x2)	<0.001
WC (cm)	89.06 ± 9.46	91.10 ± 8.81	87.72 ± 9.64	9.91	<0.001
NC (cm)	36.43 ± 3.84	38.20 ± 3.80	35.26 ± 3.40	21.62	<0.001
SBP (mmHg)	129.46 ± 14.60	129.53 ± 14.50	129.41 ± 14.67	0.21	0.832
DBP (mmHg)	77.57 ± 8.99	78.54 ± 9.06	76.94 ± 8.90	4.75	<0.001
FPG (mmol/L)	7.83 ± 2.57	7.90 ± 2.69	7.78 ± 2.48	1.22	0.222
HbA1c (%)	7.35 ± 1.59	7.39 ± 1.67	7.32 ± 1.54	1.23	0.219
TG (mmol/L)	1.85 ± 1.34	1.80 ± 1.48	1.88 ± 1.24	−1.60	0.109
TC (mmol/L)	5.22 ± 1.23	5.03 ± 1.20	5.35 ± 1.24	−6.80	<0.001
HDL (mmol/L)	1.32 ± 0.47	1.24 ± 0.41	1.38 ± 0.50	−7.98	<0.001
LDL (mmol/L)	3.07 ± 0.93	2.94 ± 0.88	3.15 ± 0.95	−5.91	<0.001
Antihypertension medication (n, %)	1805 (59.99)	669 (56.03)	1136 (62.59)	12.91 (x2)	<0.001
Antiglycemic medication (n, %)	2733 (90.83)	1073 (89.87)	1660 (91.46)	2.20 (x2)	0.138
Statin (n, %)	1948 (64.74)	730 (61.14)	1218 (67.11)	11.24 (x2)	0.001

Rank sum test was used, expressed as median (range). Chi-square was used. BMI, body mass index; WC, waist circumference; NC, neck circumference; SBP, systolic blood pressure; DBP, diastolic blood pressure; FPG, fasting plasma glucose; HbA1c, hemoglobin A1c; TG, triglyceride; TC, total cholesterol; HDL, high-density lipoprotein cholesterol; LDL, low-density lipoprotein cholesterol.