Conditional OR (pairs)

Crude OR
(CI)

Model 1

Model 2

Model 3

A(H1N1)2009
vaccination (36)

0.33
(0.06-1.34)

0.43
(0.07-1.81)

0.31
(0.05-1.26)

0.37
(0.09-1.52)

Seasonal influenza
vaccination (32)

0.43
(0.07-1.88)

0.47
(0.11-1.95)

―

0.44
(0.10-1.85)

Diabetes mellitus (33)

0.50
(0.05-3.49)

―

0.36
(0.06-2.37)

0.43
(0.06-3.34)
Table 4: Crude conditional mortality odds ratio, adjusted conditional mortality odds ratio, and their confidence intervals (CIs). Odds ratios (ORs) were calculated for the case-control pairs.