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Table 3 Relationship between tobacco use, and delusional-like experiences (n = 8,773)

From: The association between delusional-like experiences, and tobacco, alcohol or cannabis use: a nationwide population-based survey

  

Any Delusional-like experiences

  

Screen items

Probe items

A. Tobacco use

 

Count

(%)

Model 11

OR4 (95% CI5)

Model 22

OR4 (95% CI5)

Model 11

OR4 (95% CI5)

Model 22

OR4 (95% CI5)

Smoking

     

Everyday

1539 (17.97)

1.86 (1.43, 2.43)*

1.39 (1.07, 1.81)*

2.37 (1.65, 3.39)*

1.66 (1.13, 2.44)*

Weekly

302 (4.05)

1.73 (0.99, 3.02)

1.28 (0.67, 2.45)

2.98 (1.09, 8.19)*

2.12 (0.65, 6.91)

Never

6932 (77.98)

Reference

Reference

Reference

Reference

B. Age of start of smoking everyday

Very early start (Q1: 6-15 y)

517 (5.78)

2.26 (1.63, 3.13)

1.61 (1.09, 2.36)

2.84 (1.82, 4.45)

1.82 (1.11, 3.00)

Early start (Q2:16-17y)

352 (4.51)

1.77 (1.18, 2.66)

1.42 (0.92, 2.18)

2.45 (1.31, 4.59)

1.78 (0.89, 3.52)

Mid age start (Q3: 18-19y)

307 (3.56)

1.00 (0.59, 1.69)

0.79 (0.47, 1.36)

1.51 (0.69, 3.29)

1.19 (0.55, 2.61)

Late start (Q4: 20y+)

360 (4.10)

1.93 (1.19, 3.12)

1.56 (0.97, 2.51)

1.56 (0.83, 2.94)

1.13 (0.61, 2.12)

Not smoking at all

7234 (82.04)

Reference

Reference

Reference

Reference

C. Number of cigarettes or tobacco products per day

Very heavy smoker (Q1: 23-75)

325 (3.97)

2.19 (1.46, 3.28)

1.63 (1.06, 2.51)

2.35 (1.24, 4.44)

1.54 (0.77, 3.09)

Heavy smoker (Q2:16-22)

313 (3.24)

1.76 (1.07, 2.91)

1.25 (0.76, 2.07)

2.71 (1.60, 4.59)

1.77 (1.05, 2.99)

Light smoker (Q3: 11-15)

314 (3.80)

1.65 (1.03, 2.67)

1.33 (0.82, 2.15)

1.72 (0.74, 4.01)

1.25 (0.52, 3.03)

Very light smoker (Q4: < 10)

584 (6.94)

1.68 (1.13, 2.51)

1.32 (0.85, 2.05)

2.06 (1.24, 3.41)

1.52 (0.89, 2.57)

Not smoking at all

7234 (82.04)

Reference

Reference

Reference

Reference

  1. 1Model 1 = Adjusted for age and sex; 2Model 2 = Adjusted for age, sex, marital status, migrant status, employment status, educational status, any anxiety disorders, any depressive disorders, physical disorders and 'other' harmful substance use/dependence ('other' harmful substance use/dependence denotes all other drug/alcohol use/dependence); 4OR = Odds Ratio, 5CI = 95% Confidence Interval; *significance: p < 0.01 (shown in bold)
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BMC Psychiatry

ISSN: 1471-244X

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