Skip to main content

Table 3 Population characteristics of responding and non-responding subjects. Comparing 46 non-responders participating in the non-response analysis with the 1131 responders in the original study population.

From: Are non-responders in a quitline evaluation more likely to be smokers?

Total Total sample of non-responders Non-responders not participating in the telephone interview Non-responders participating in the telephone interview Responders in the original study Comparison ¶
  % (n) 100 (84) % (n) 100 (38) % (n) 100 (46) % (n) 100 (1131) OR 95%CI
Sex       
Male (Ref) 20 (17) 24 (9) 17 (8) 20 (226)   
Female 80 (67) 76 (29) 83 (38) 80 (905) 1.2 0.5 – 2.6
Age distribution:       
41 (Ref) 58 (49) 61 (23) 57 (26) 67 (755)   
≤ 40 42 (35) 39 (15) 43 (20) 33 (376) 1.5 0.9 – 2.8
Smoke-free at first call:       
No (Ref) 73 (61) 76 (29) 70 (32) 77 (875)   
Yes 27 (23) 24 (9) 30 (14) 23 (256) 1.5 0.8 – 2.8
Using nicotine* at first call:       
Yes (Ref) 82 (69) 87 (33) 78 (36) 89 (1010)   
No 18 (15) 13 (5) 22 (10) 11 (121) 2.3 1.1 – 4.8
  1. *Total consumption of nicotine, including smoked and smoke-free tobacco and NRT.
  2. ¶Comparing non-responders participating in the telephone interview to responders