Table 5 . PCA for component 1 with varimax rotations for 305 CHF patients, Tehran, 2010–1 .

Variable	Component 1
Number of room	0.28
Side by side refrigerator	0.29
Dish machine	0.28
Microwave	0.27
Computer	0.30
Type of car	0.29
Going abroad	0.27
Access to internet	0.30
Income	0.33
Expenditure	0.33
Job	0.32

PCA= Principle Component Analysis; CHF= Congestive Heart Failure