Table 3.

Characteristics of social network members linked to NHATS respondents

	Social network members of all the respondents		Social network members of respondents who experienced incidence of dementia from cognitively unimpaired		Social network members of respondents experienced mild cognitive impairment to death
Characteristics	N	(%)	N	(%)	N	(%)
Female sex	7063	63.96	553	62.2	114	69.51
Relationship type
Spouse/partner	2384	21.59	139	15.64	26	15.85
Children	4972	45.02	477	53.66	76	46.34
Sibling	1254	11.36	74	8.32	9	5.49
Parent	36	0.33	3	0.34	2	1.22
Grandchildren	156	1.41	21	2.36	1	0.61
Niece/nephew/cousin	282	2.55	41	4.61	10	6.1
Aunt/uncle	23	0.21
Other relative	40	0.36	6	0.67	1	0.61
Friend	1506	13.64	81	9.11	26	15.85
Other non-relative	390	3.53	47	5.29	13	7.93
Total	11043	100	889	100	164	100

This table describes characteristics of social members linked to NHATS respondents.