# Table 2 Group Differences Based on Multivariable Multinomial Logistic Regressions at Baseline (n = 1308)a

Analysis 1 Analysis 2
P = reference group NP + = reference group
NP+ NP- NR NP- NR
RRR (95 %-CI) RRR (95 %-CI) RRR (95 %-CI) RRR (95 %-CI) RRR (95 %-CI)
Sex
Men Ref. Ref. Ref. Ref. Ref.
Women 1.41 (1.04, 1.93) 1.29 (0.94, 1.77) 1.10 (0.81, 1.49) 0.91 (0.67, 1.24) 0.78 (0.58, 1.05)
Age groups in years
65–74 Ref. Ref. Ref. Ref. Ref.
75–84 2.16 (1.49, 3.13) 1.59 (1.05, 2.40) 1.20 (0.84, 1.72) 0.74 (0.50, 1.09) 0.56 (0.41, 0.76)
≥ 85 2.49 (1.56, 3.97) 2.55 (1.43, 4.56) 1.67 (0.90, 3.11) 1.03 (0.66, 1.58) 0.67 (0.42, 1.09)
Citizenship
German Ref. Ref. Ref. Ref. Ref.
Non-German 1.58 (0.61, 4.14) 3.39 (1.39, 8.24) 9.41 (4.07, 21.75) 2.14 (1.10, 4.19) 5.95 (3.03, 11.69)
Residential care
No Ref. Ref. Ref. Ref. Ref.
Yes 7.99 (1.58, 40.35) 5.11 (0.98, 25.56) 3.72 (0.73, 18.95) 0.64 (0.39, 1.05) 0.47 (0.24, 0.92)
Deprived neighborhood
No Ref. Ref. Ref. Ref. Ref.
Yes 1.37 (0.95, 1.97) 1.46 (1.08, 1.97) 1.33 (0.87, 2.04) 1.07 (0.77, 1.48) 0.97 (0.67, 1.43)
1. Abbreviations: 95 %-CI = 95 % confidence interval; NP + = non-participants with the short questionnaire, i.e., individuals who declined study participation but completed the short questionnaire; NP- = non-participants without the short questionnaire, i.e., individuals who declined study participation and completing the short questionnaire; NR = non-respondents, i.e., individuals who could not be reached during the recruitment period and who did not actively decline study participation; P = participants; Ref. = reference category; RRR = relative risk ratio.
2. a Adjusted for clustering within neighborhoods