Table 3.

Dichotomies of OHS for determining unfavourable outcome

	A	B	C	D	E
No Symptoms	No	No	No	No	No
Minor Symptoms	Yes	No	No	No	No
Some restriction in lifestyle but independent	Yes	Yes	No	No	No
Dependent but not requiring constant attention	Yes	Yes	Yes	No	No
Fully dependent requiring attention day and night	Yes	Yes	Yes	Yes	No
Death	Yes	Yes	Yes	Yes	Yes