Effect of a Lifestyle-Based Intervention on Health-Related Quality of Life in Older Adults with Hypertension

Table 5

Hierarchical multiple regression analyses predicting change in health-related quality of life (PCS; post – baseline) according to lifestyle-based intervention, stress, and social support ().

Independent variable		β^a
Step 1: demographic variables	0.03
Education
Less than high school graduate^b
High school graduate		−0.04
Some college or technical school		−0.04
Four years of college or more		−0.07
Gender
Male^b
Female		−0.03
Race
White^b
African American		−0.01
Hispanic/Latino		−0.01
Asian		−0.03
Others		0.03
Age (years)		0.06
Monthly income
$0 - $999^b
$1,000 - $1,999		−0.01
$2,000 - $2,999		0.12
$3,000 or more		0.04
Step 2	0.10
PCS at baseline (points)		−0.38
Step 3	<0.01
Control group^b
Intervention group		0.04
Step 4	0.05
Stress at baseline (points)		−0.13
Change in stress		−0.18
Social support at baseline (points)		0.12
Change in social support		0.07
Total	0.18

Note. PCS: physical component summary. ^aβ shown is for the last step. ^bReference category. ; ; .