Table 1:

Kinship size by type of kin among adults ages 40 and older with an activity limitation (N = 1,580)

		Average number of kin among:
	% with given kin type [1]	those with kin of given type [2]	all persons [3]	% of kin who are each type* [4]
Spouse	50.0	1.0	0.5	5.5
Biological Kin
Children 18+	83.6	2.7	2.3	25.3
Parents	30.9	1.3	0.4	4.4
Siblings	84.7	3.1	2.6	28.6
Step-kin
Stepchildren 18+	14.7	2.1	0.3	3.3
Step-parent	5.3	1.2	0.1	1.1
In-laws (bio or step)
Spouses of children	62.6	1.9	1.1	12.1
Spouses of stepchildren	9.6	1.7	0.2	2.2
Spouse’s parent	19.9	1.4	0.3	3.3
Spouse’s step-parent	2.6	1.2	0.03	0.3
Spouse’s siblings	47.0	3.2	1.4	15.4
Total kin size	98.9	9.2	9.1

Notes: PSID, 2013. Weighted using adjusted survey weight.

^*Refers to the percentage of total kin that is comprised of each kin type (e.g., # children 18+/# of kin = 2.3/9.1 = 25.3)).