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Table 3 Final logistic regression model of factors associated with receiving tobacco use screening

From: Missed opportunities for tobacco use screening and brief cessation advice in South African primary health care: a cross-sectional study

Explanatory variable

Screened during current visit [OR (95% CI)]

Screened during prior visit [OR (95% CI)]

Age (continuous)

-

0.96 (0.95 - 0.98)

Race

  

Non-Black

-

1

Black

 

0.24 (0.11 - 0.54)

Presenting health problem

  

   Other

1

 

   Cardiovascular disease

0.30 (0.12 - 0.75)

-

   HIV-related problem

0.85 (0.29 - 2.45)

 

   Pregnancy-related visit

4.59 (2.13 - 9.88)

 

Past screening experience

  

   Never/rarely

1

 

   Screened at prior visits

2.65 (1.26 - 5.54)

-

 

n = 488, Nagelkerke R 2 = 0.27

Model fit (Hosmer & Lemeshow X 2 ) P = 0.91

n = 497, R 2 = 0.11

Model fit (Hosmer & Lemeshow X 2 test) = 0.97