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Table 2 Predictors of having no General Practitioner: Adjusted odds ratios (aOR) with 95% confidence intervals (DEGS1)

From: Prevalence and predictors of having no general practitioner - analysis of the German health interview and examination survey for adults (DEGS1)

  Total Male Female
aORa (95% CI) aORb (95% CI) aORc (95% CI)
Gender
 Male 1.4 (1.2–1.8)
 Female ref.
Age group (years)
 18–29 4.4 (2.5–7.7) 3.4 (1.5–7.6) 5.8 (2.8–12.1)
 30–44 3.0 (1.8–4.9) 2.6 (1.3–5.4) 3.2 (1.7–6.1)
 45–64 1.9 (1.2–2.9) 1.8 (0.9–3.5) 1.9 (1.0–3.3)
 65–79 ref. ref. ref.
Residential area (inhabitants)
 Big-city (100,000+) 2.9 (2.1–3.9) 2.7 (1.8–4.2) 3.0 (1.9–4.8)
 Medium-sized (20,000- < 100,000) 1.4 (1.0–2.0) 1.2 (0.7–2.0) 1.7 (1.1–2.7)
 Small-town (5000 - < 20,000) 1.4 (1.0–2.0) 1.3 (0.8–2.1) 1.4 (0.8–2.5)
 Rural (<  5000) ref. ref. ref.
Marital status
 Single 1.2 (0.9–1.7) 1.4 (0.9–2.3) 1.0 (0.6–1.6)
 Divorced/widowed 1.1 (0.7–1.6) 1.4 (0.8–2.6) 0.8 (0.5–1.4)
 Married ref. ref. ref.
Socioeconomic status
 Low 1.5 (1.1–2.0) 1.3 (0.9–1.9) 1.8 (1.2–2.7)
 Medium ref. ref. ref.
 High 1.4 (1.1–1.9) 1.1 (0.8–1.6) 2.1 (1.4–3.0)
Long working hours (≥50 h/week)
 Long working hours 1.2 (0.9–1.6) 1.1 (0.8–1.6) 1.5 (0.7–3.3)
 Non-working/65+ years 1.1 (0.9–1.5) 1.1 (0.7–1.7) 1.2 (0.8–1.8)
 No long working hours ref. ref. ref.
General state of health
 Very good/good 1.2 (0.8–1.7) 1.4 (0.8–2.4) 1.0 (0.6–1.8)
 Average/poor/very poor ref. ref. ref.
Chronic disease
 Any chronic disease 0.4 (0.3–0.6) 0.4 (0.3–0.7) 0.5 (0.3–0.8)
 No chronic disease ref. ref. ref.
Health insurance
 Private 2.1 (1.5–3.0) 2.3 (1.6–3.4) 1.7 (0.9–3.2)
 Others d 2.1 (1.4–3.1) 2.4 (1.5–3.8) 1.6 (0.9–2.9)
 Statutory ref. ref. ref.
  1. a Adjusted odds ratios estimated from logistic regression for the total study population. Nagelkerke’s R2 = 0.14, 91% correctly classified
  2. b Adjusted odds ratios estimated from logistic regression restricted to male participants. Nagelkerke’s R2 = 0.13, 89% correctly classified
  3. c Adjusted odds ratios estimated from logistic regression restricted to female participants. Nagelkerke’s R2 = 0.14, 92% correctly classified
  4. d “Others” include no insurance at all, direct payer, a foreign health insurance or any other kind of reimbursement