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Table 4 ANOVA and ANCOVA results of perceived risk based on various factors of use

From: Emerging adult perceptions of higher-risk cannabis consumption behaviours

Vignette

One-Way ANOVAs

Measure

F

p

η2

Frequency of consumption

Overall harm

60.72

 < 0.001*

0.16

 

Cognitive health

21.33

 < 0.001*

0.06

 

Physical health

14.67

 < 0.001*

0.05

 

Mental health

6.78

0.001 *

0.02

Polysubstance use

Overall harm

7.11

 < 0.001*

0.02

 

Cognitive health

2.56

0.079

0.01

 

Physical health

9.95

 < 0.001*

0.03

 

Mental health

1.24

0.292

0.04

Method of consumption

Overall harm

22.52

 < 0.001*

0.07

 

Cognitive health

4.32

0.014

0.01

 

Physical health

84.79

 < 0.001*

0.23

 

Mental health

1.25

0.288

0.00

Potency

Overall harm

31.0

 < 0.001*

0.09

 

Cognitive health

23.7

 < 0.001*

0.07

 

Physical health

37.2

 < 0.001*

0.12

 

Mental health

16.2

 < 0.001*

0.05

 

One-Way ANCOVA

   

Measure/covariate

F

p

Partial η2

Family history

Overall harm

12.54

 < 0.001*

0.07

 

Gender

2.81

0.095

0.01

 

Student status

0.25

0.619

0.00

 

CUDIT-R score

1.35

0.246

0.00

 

Cognitive health

0.82

0.443

0.01

 

Gender

4.38

0.037

0.01

 

Student status

0.04

0.850

0.00

 

CUDIT-R score

0.27

0.601

0.00

 

Physical health

0.51

0.602

0.00

 

Gender

3.01

0.084

0.00

 

Student status

0.92

0.340

0.00

 

CUDIT-R score

0.29

0.590

0.00

 

Mental health

4.91

0.008

0.03

 

Gender

0.36

0.547

0.00

 

Student status

2.21

0.138

0.01

 

CUDIT-R score

0.35

0.557

0.00

  1. Gender, student status, and CUDIT-R score were included as covariates for family history
  2. *p ≤ 0.001, **p ≤ 0.0025, ***p ≤ 0.0001