Change in quality of life
		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	Improved	145	18.3	20.0	20.0
	Remained the same	125	15.8	17.2	37.2
	Worsened	455	57.4	62.8	100.0
	Total	725	91.4	100.0
Missing	System	68	8.6
Total		793	100.0