Table 8.

Change in quality of life in the study areas.

Area	N	Average	Median	Std. error of mean
Pieksämäki	112	0.18	0.14	0.018
Hämeenlinna	216	0.15	0.10	0.013
Hospital District of East-Savo	189	0.20	0.16	0.015
Total	517	0.17	0.12	0.009