. 2013 Sep 26;19(2):108–116. doi: 10.1007/s12199-013-0361-7

Table 2.

Basic demographic parameters of the population studied

	Unit	Husbands		Wives		p for difference^a
	Unit	AM	ASD	AM	ASD	p for difference^a
Age	Years	48.9	7.0	47.3	7.1	**
Difference in age	Years	1.6	2.8	1.6	2.8
Waist circumference (WC)	cm	82.9	8.2	77.2	8.4	**
Body mass index (BMI)	kg/m²	23.3	3.1	21.3	2.9	**
Non-drinking rate^b	%	26.1		60.4		**
Non-smoking rate^c	%	68.9		96.6		**

Data for 756 couples

AM Arithmetic mean, ASD Arithmetic standard deviation

^a p by paired t test for age, waist circumference and BMI, and by McNemar’s test for drinking and smoking habits; ** for p < 0.01

^bRate for those who never or seldom drink (n = 197 for husbands and 457 for wives)

^cRate for those who are not current smokers (n = 521 for husbands and 730 for wives)