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. 2019 Mar 11;74(8):1416–1428. doi: 10.1093/geronb/gbz029

Table 2.

Multilevel Negative Binomial Regression Models Predicting Number of Friends in Network

Total No children No partner Has child Has partner
(N = 53,247) (n = 4,768) (n = 15,060) (n = 48,260) (n = 37,304)
Intercept −0.329 (0.062)*** −0.234 (0.049)*** −0.282 (0.054)*** −1.402 (0.055)*** −1.188 (0.068)***
Family network structure
 Has child −0.534 (0.022)*** −0.508 (0.026)***
 Has partner −0.557 (0.016)*** −0.547 (0.038)*** −0.633 (0.016)*** −0.571 (0.037)***
 Child not in network 1.220 (0.016)***
 Partner not in network 1.304 (0.023)***
National context
 % Friends “Very” important 0.021 (0.005)*** 0.013 (0.004)*** 0.019 (0.004)*** 0.018 (0.005)*** 0.024 (0.005)***
Covariates
 Social connectedness 0.857 (0.009)*** 0.801 (0.022)*** 0.694 (0.014)*** 1.096 (0.009)*** 1.066 (0.012)***
 Age −0.012 (0.001)*** −0.005 (0.002)* −0.017 (0.001)*** −0.004 (0.001)*** −0.013 (0.001)***
 Female 0.147 (0.015)*** 0.116 (0.036)*** 0.175 (0.025)*** 0.232 (0.016)*** −0.023 (0.020)
 Employed −0.119 (0.020)*** −0.176 (0.047)*** −0.166 (0.031)*** −0.135 (0.021)*** −0.065 (0.026)*
 Education 0.128 (0.005)*** 0.097 (0.013)*** 0.135 (0.008)*** 0.112 (0.005)*** 0.135 (0.007)***
 Household income 0.000 (0.002) −0.002 (0.003) −0.021 (0.004)*** −0.003 (0.002) 0.004 (0.002)***
 Depressive symptoms 0.036 (0.004)*** 0.006 (0.009) 0.023 (0.005)*** 0.030 (0.004)*** 0.025 (0.005)***
 IADL difficulty (1+) −0.152 (0.022)*** −0.041 (0.052) −0.165 (0.031)*** −0.166 (0.023)*** −0.098 (0.031)***
 Self-rated health 0.038 (0.008)*** 0.042 (0.020)* 0.043 (0.012)*** 0.030 (0.009)*** 0.040 (0.011)***
Random effects
 L1: Dispersion parameter 0.286 (0.014) 0.026 (0.022) 0.105 (0.017) 0.144 (0.012) 0.286 (0.019)
 L2: Intercept 0.054 (0.021) 0.018 (0.010) 0.034 (0.014) 0.043 (0.017) 0.052 (0.021)
Model fit statistics
 −2 res log pseudo-likelihood 220244 16286.0 54233.0 196445.5 161622.9
 Generalized chi-square 53533.02 4206.9 14936.3 41243.5 31674.1

Note: Unstandardized coefficients with standard errors in parentheses.

*p ≤ 0.05, **p ≤ 0.01, ***p ≤ 0.001.