Table 8.

QOL scores in study by disease exposure

Dimension		No.	Mean scores	S.D.	T value significance
Relationship	Non-exposed	144	2.4	3.8	1.2
with colleagues	Exposed	116	3.0	4.3
Family	Non-exposed	144	3.7	5.3	1.4
relationship	Exposed	116	4.6	5.4
Social	Non-exposed	144	3.6	5.3	2.1 *
relationship	Exposed	116	5.0	5.9
Self	Non-exposed	144	5.8	7.1	0.5
respect	Exposed	116	6.3	6.6
Total	Non-exposed	144	15.5	18.7	1.4
score	Exposed	116	19.0	19.8

^*Significant at 0.05