Six-minute walking distance in healthy Chinese people older than 60 years

BMC Pulmonary Medicine

Table 3 Stepwise multivariate linear regression analysis of factors associated with the 6MWD stratified by sex

	Male			Female
	Unstandardized Coefficient	SE	p-value	Unstandardized Coefficient	SE	p-value
Constant	233.205	190.385	NS	285.011	184.377	NS
Age, year	−4.010	0.703	< 0.001	−3.506	0.678	< 0.001
Height, cm	4.310	0.998	< 0.001	3.968	1.041	< 0.001
BMI, kg/m²	−6.140	2.402	< 0.05	−7.179	2.189	< 0.05
R square	0.346			0.343
Change in R square	0.33			0.328

ISSN: 1471-2466