Table 2.

Factor Structure for the dimensions of CBI

Items of CBI	Factor 1: Physical burden	Factor 2: Time dependence burden	Factor 3: Developmental burden	Factor 4: Emotional burden	Factor 5: Social burden
Item 14: I’m physically tired	0.95
Item 13: Caregiving has made me physically ill	0.94
Item 12: My health has suffered	0.54
Item 11: I’m not getting enough sleep	0.49
Item 1: My care receiver needs my help to perform many daily tasks		0.87
Item 4: I have to help my care receiver with many basic functions		0.81
Item 3: I have to watch my care receiver constantly		0.67
Item 5: I don’t have a minute’s break from my caregiving chores		0.60
Item 9: I feel emotionally drained due to caring for my care receiver			- 0.96
Item 7: I wish I could escape from this situation			- 0.86
Item 6: I feel that I’m missing out on life			- 0.82
Item 10: I expected that things would be different at this point in my life			- 0.57
Item 21: I feel ashamed of my care receiver				0.90
Item 20: I feel embarrassed by my care receiver’s behavior				0.87
Item 23: I feel uncomfortable when I have friends over				0.65
Item 24: I feel angry about my reactions toward my care receiver				0.39
Item 16: My caregiving efforts aren’t appreciated by others in my family					0.68
Item 19: I feel resentful of other relatives who could but do not help					0.56
Item 17: I’ve had problems with my marriage					0.40
Item 15: I don’t get along with other family members as well as I used to					0.36
Explained Variance	44.8%	10.4%	6.5%	6%	5%