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Table 3 Prevalence risk ratios (PRRs) from univariable and multivariable analysis by using modified Breslow-Cox proportional hazards model

From: Behavioral impact of national health campaigns on healthy lifestyle practices among young adults in Singapore: a cross-sectional study

Outcome

Univariable analysis

Multivariable analysis

PRR (95% CI)

p-value

Adjusted PRR (95% CI)

p-value

Healthy Diet

 Exposure to WoD campaign

  Unexposed

Ref.

 

Ref.

 

  Exposed

1.7 (1.1, 2.6)

0.013

1.6 (1.0, 2.5)

0.037

 Sex

  Females

Ref.

 

Ref.

 

  Males

1.4 (1.0, 2.1)

0.062

1.3 (0.9, 1.9)

0.202

 Working/Schooling Status

  Schooling

Ref.

 

Ref.

 

  Working

1.4 (0.9, 2.0)

0.119

1.4 (0.9, 2.0)

0.143

 Ethnicity

  Chinese

Ref.

 

Ref.

 

  Non-Chinese

0.7 (0.5, 1.2)

0.185

0.8 (0.5, 1.3)

0.312

Healthy Exercise

 Exposure to WoD campaign

  Unexposed

Ref.

 

Ref.

 

  Exposed

1.1 (0.9, 1.5)

0.370

1.2 (0.9, 1.6)

0.179

 Sex

  Females

Ref.

 

Ref.

 

  Male

2.0 (1.5, 2.7)

< 0.001

2.0 (1.5, 2.7)

< 0.001

 Working/Schooling Status

  Schooling

Ref.

 

Ref.

 

  Working

0.6 (0.5, 0.9)

0.004

0.7 (0.5, 0.9)

0.019

 Ethnicity

  Chinese

Ref.

 

Ref.

 

  Non-Chinese

1.3 (0.9, 1.9)

0.227

1.4 (1.0, 2.1)

0.081

Participation in Screening

 Exposure to WoD campaign

  Unexposed

Ref.

 

Ref.

 

  Exposed

1.2 (1.0, 1.5)

0.024

1.2 (1.0, 1.5)

0.028

 Sex

  Females

Ref.

 

Ref.

 

  Male

0.9 (0.8, 1.1)

0.256

0.9 (0.8, 1.1)

0.391

 Working/Schooling Status

  Schooling

Ref.

 

Ref.

 

  Working

1.1 (0.9, 1.3)

0.528

1.1 (0.9, 1.3)

0.560

 Ethnicity

  Chinese

Ref.

 

Ref.

 

  Non-Chinese

1.0 (0.8, 1.2)

0.936

1.0 (0.8, 1.3)

0.991

  1. PRR prevalence risk ratio, CI confidence interval, Ref reference, WoD War on Diabetes
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