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Table 3 Health behavior estimates and design effect in the combined dual-frame sample and the single-frame sample

From: Moving towards a single-frame cell phone design in random digit dialing surveys: considerations from a French general population health survey

  Dual-frame: combined (n = 25,319) Single-frame: cell (n = 15,602) Relative difference
% (SE) DEFT % (SE) DEFT %
Self-reported health status as “poor” 6.0 (0.2) 1.30 5.7 (0.2) 1.21 −5.0
Chronic diseases 36.6 (0.4) 1.22 36.3 (0.4) 1.13 −0.8
Limitations in daily activities 21.6 (0.3) 1.23 21.1 (0.4) 1.15 −2.4
Obesity 13.5 (0.3) 1.27 13.1 (0.3) 1.17 −3.2
Physical inactivity 8.7 (0.2) 1.32 8.9 (0.3) 1.20 2.0
Daily cigarette smoking 27.0 (0.4) 1.28 27.6 (0.4) 1.14 2.4
Lifetime suicidal attempt 7.2 (0.2) 1.28 7.4 (0.2) 1.15 2.4
  1. Analyses used corresponding calibrated weights for each frame (combined dual-frame and single-frame)