Table 2. Association between social networks assessed by LSNS-6 and advance care planning discussions.

	AOR, 95%CI
Limited social networks, LSNS-6 scores <12 (vs. ≥12)	0.35, 0.18–0.66**
Age (per year)	1.02, 0.99–1.06
Male (vs. Female)	0.80, 0.50–1.29
Educational level ≤12 years (vs. >12 years)	0.89, 0.47–1.67
Low physical health status by PF of SF12, ≤50 (vs. >50)	1.29, 0.78–2.11
Low mental health status by MH of SF12, ≤50 (vs. >50)	1.28, 0.79–2.08

Abbreviations: AOR, adjusted odds ratio; 95%CI, 95% confidence interval; LSNS-6, Lubben Social Network Scale; SF-12, the 12-Item Short Form Survey; PF, physical functioning subscale of SF-12; MH, mental health subscale of SF-12.

*P < .05

**P < .001