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Table 3 Multivariable Cox regression, Model 2 (RHA), adjusted for follow-up time. Separate by gender and age groups (age at AF diagnosis). Hazard ratios (95% confidence interval)

From: Socioeconomic and geographic differences in ablation of atrial fibrillation in Norway - a national cohort study

  All 25-49 50-59 60-69 70-75
Female
Education
Low 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)
Medium 1.32 (1.19 - 1.45) 1.21 (0.94 - 1.57) 1.28 (1.04 - 1.57) 1.28 (1.11 - 1.49) 1.54 (1.19 - 1.98)
High 1.36 (1.21 - 1.53) 1.01 (0.77 - 1.33) 1.28 (1.02 - 1.61) 1.54 (1.29 - 1.84) 1.63 (1.17 - 2.27)
Income
Low 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)
Medium 1.20 (1.10 - 1.31) 1.14 (0.90 - 1.44) 1.31 (1.09 - 1.58) 1.13 (0.99 - 1.28) 1.23 (0.98 - 1.55)
High 1.37 (1.21 - 1.56) 1.45 (1.09 - 1.93) 1.35 (1.05 - 1.73) 1.33 (1.09 - 1.62) 1.60 (1.01 - 2.55)
Regional referral area (RHA)
North 0.61 (0.52 - 0.72) 0.51 (0.34 - 0.77) 0.60 (0.43 - 0.84) 0.65 (0.51 - 0.84) 0.69 (0.44 - 1.08)
Central 1.43 (1.29 - 1.59) 1.01 (0.75 - 1.38) 1.15 (0.92 - 1.44) 1.67 (1.44 - 1.95) 1.86 (1.41 - 2.45)
West 0.79 (0.72 - 0.87) 0.33 (0.27 - 0.42) 0.74 (0.61 - 0.90) 1.10 (0.95 - 1.27) 1.35 (1.05 - 1.74)
South-East 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)
Male
Education
Low 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)
Medium 1.29 (1.21 - 1.38) 1.37 (1.18 - 1.60) 1.25 (1.12 - 1.41) 1.32 (1.18 - 1.47) 1.23 (0.99 - 1.52)
High 1.67 (1.55 - 1.79) 1.45 (1.23 - 1.70) 1.52 (1.34 - 1.72) 1.82 (1.62 - 2.05) 2.17 (1.72 - 2.73)
Income
Low 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)
Medium 1.54 (1.42 - 1.67) 1.55 (1.28 - 1.88) 1.72 (1.48 - 2.01) 1.39 (1.23 - 1.56) 1.50 (1.20 - 1.88)
High 1.82 (1.68 - 1.97) 1.64 (1.34 - 1.99) 2.05 (1.76 - 2.39) 1.68 (1.49 - 1.91) 1.92 (1.47 - 2.50)
Regional referral area (RHA)
North 0.83 (0.76 - 0.90) 0.87 (0.72 - 1.06) 0.83 (0.72 - 0.96) 0.80 (0.69 - 0.92) 0.79 (0.58 - 1.07)
Central 1.52 (1.43 - 1.62) 1.50 (1.30 - 1.73) 1.47 (1.31 - 1.64) 1.52 (1.38 - 1.67) 1.78 (1.47 - 2.17)
West 1.01 (0.95 - 1.07) 0.81 (0.71 - 0.92) 0.87 (0.78 - 0.96) 1.20 (1.10 - 1.31) 1.29 (1.07 - 1.55)
South-East 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref) 1.0 (ref)