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Table 3 Smoking cessation rates in the intervention and control arms

From: Effectiveness of a new multi-component smoking cessation service package for patients with hypertension and diabetes in northern Thailand: a randomized controlled trial (ESCAPE study)

Intention-to-treat analysis Intervention Control P NNT
n % n %   
N = 319 160 50 159 50   
Smoking cessation at 6th month 50 31.25 22 13.84 < 0.001 5.7
Smoking cessation at 12th month 62 38.75 23 14.47 < 0.001 4.1
Cessation for 6 months, PPM confirmed 41 25.62 18 11.32 < 0.001 7
  1. PPM Smokerlyzer COppm, P P-value in chi-squared test, NNT number need to treat