Table 1.

Percentages of Alters in the Network, by Cohort (Weighted)

	21- to 30-Year-Olds (n = 5,022 alters)	50- to 70-Year-Olds (n = 6,613 alters)
Role Relationship
Kin
Wife	1.2	3.1***
Husband	1.3	3.1***
Female romantic partner	1.7	.8***
Male romantic partner	3.1	.6***
Mother	8.0	2.7***
Father	5.2	1.5***
Daughter		5.2
Son		4.5
Sister	5.1	5.4
Brother	3.7	3.0*
Other female relative	4.6	7.2***
Other male relative	3.7	4.9**
Non-kin
Housemate	8.7	3.3***
Neighbor	3.1	7.3***
Workmate	9.0	8.9
Schoolmate	12.0	1.7***
Churchmate	4.9	5.7
Friend	58.9	53.9***
Acquaintance	4.1	3.5
Type of Social Exchange
Socialize	55.8	56.3
Confide	30.5	29.4
Advice	30.0	25.3***
Practical help	22.8	16.5***
Emergency help	31.5	29.3**
Provide support to alter	42.0	38.8***

^*p < .05;

^**p < .01;

^***p < .001 (two-tailed tests) for differences between cohorts.