Table 3.

(a) Initial risk responses. (b) Initial and subsequent risk responses.

(a)	Severity				Test available		Unaffected children
	L	M	H	Fa	Yes	No	Yes	No	Total
Takers	6	2	8	8	3	21	19	5	24
Postponers	3	0	5	2	2	8	2	8	10
Managers	1	0	2	3	3	3	3	3	6
The exempt	8	3	0	0	2	9	11	0	11
Total	18	5	15	13	10	41	36	15	51

(b)	Takers	Postponers	Managers	Exempt
Initial	24	10	6	11
Later	19	6	14	12

^a3 families with 2 fatal conditions.