Table 3

Criterion validity of current self-reported smoking*

SensitivitySpecificityPPVNPVLR(+)
All93.2 (80.3–98.2)81.7 (77.9–82.6)15.2 (11.2–20.2)99.7 (98.9–99–9)5.1
Men95.5 (75.1–99.2)81.0 (77.5–84.0)15.8 (10.3–23.4)99.8 (98.7–99–9)5.0
Women90.9 (69.4–98.4)82.4 (79.1–85.2)15.4 (9.9–23.0)99.6 (98.5–99.9)5.2
  • Cuernavaca and Mexico City, 2011.

  • *Compared to urinary cotinine concentration (cut-off 50 ng/mL).

  • LR(+) positive likelihood ratio; NPV, negative predictive value; PPV, positive predictive value.