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Table 5 False match proportion acoording to the linkage approach

From: Record linkage under suboptimal conditions for data-intensive evaluation of primary care in Rio de Janeiro, Brazil

Measures CadU vs. FHR
% (95% CI)
CadU vs. SIH
% (95% CI)
CadU vs. SIM
% (95% CI)
FHR vs. EMR
% (95% CI)
Deterministic (N = 744) 1.07 (0.47–2.11) 0 0.13 (0.00–0.07) 0.67 (0.22–1.56)
Probabilistic (N = 744) 0.27 (0.03–0.97) 0 0.67(0.22–1.56) (–)
Clerical review (N = 744) 0.40 (0.08–1.17) 3.89 (2.63–5.55) 2.55 (1.54–3.95) (–)
  1. (–) Linkage approach did not execute
  2. False match (records from different individuals that are linked), missed match (records from the same individual that are not linked)