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Table 3 Multivariate associations

From: Suicidal behaviours among adolescents in Liberia

Variables in models

Suicidal ideation

Suicidal planning

Suicidal attempt

β

aOR

95% CI

p-value

β

aOR

95% CI

p-value

β

aOR

95% CI

p-value

Logistic regression for risk factors

 Demographic variables

 Gender

 Female (reference)

 

1.00

   

1.00

   

1.00

  

 Male

0.068

1.07

0.83, 1.38

0.596

0.176

1.19

0.95,1.49

0.123

0.100

1.11

0.87, 1.40

0.407

 Age (in years)

 ≤ 17 (reference)

 

1.00

   

1.00

   

1.00

  

 ≥ 18

0.299

1.35

1.02, 1.79

0.039

0.123

1.13

0.88,1.46

0.346

0.183

1.20

0.92, 1.57

0.184

 School grade

 Grade 7–9 (reference)

 

1.00

   

1.00

   

1.00

  

 Grade 10–12

−0.154

0.86

0.65, 1.14

0.285

−0.119

0.89

0.69, 1.14

0.356

−0.018

0.98

0.75, 1.28

0.893

 Personal and lifestyle factors

 Alcohol drunkenness

0.063

1.06

0.76, 1.49

0.716

0.047

1.05

0.77, 1.42

0.764

0.307

1.36

1.00, 1.85

0.051

 Leisure-time sedentary behaviour

0.227

1.26

0.92, 1.71

0.149

0.230

1.26

0.95, 1.66

0.103

0.304

1.36

1.02, 1.81

0.038

 Cannabis use

0.431

1.54

0.94, 2.51

0.085

0.277

1.32

0.81, 2.14

0.263

1.010

2.75

1.69, 4.47

< 0.001

 School environmental factors

 Truancy

−0.067

0.93

0.72, 1.21

0.607

0.041

1.04

0.83, 1.31

0.726

0.179

1.20

0.94, 1.52

0.143

 Bullying victimisation

0.635

1.89

1.45, 2.45

< 0.001

0.359

1.43

1.14, 1.80

0.002

0.797

2.22

1.74, 2.83

< 0.001

 Physical attack

0.217

1.24

0.96, 1.61

0.102

0.234

1.26

1.01, 1.59

0.046

0.553

1.74

1.36, 2.22

< 0.001

 Family-related factors

 Parental intrusion of privacy

0.029

1.03

0.75, 1.40

0.855

0.109

1.12

0.85, 1.47

0.437

0.224

1.25

0.94, 1.67

0.127

 Food insecurity

0.394

1.48)

1.06, 2.08

0.022

0.523

1.69

1.24, 2.30

0.001

0.475

1.61

1.16, 2.22

0.004

Logistic regression for protective factors

 Demographic variables

 Gender

 Female (reference)

 

1.00

   

1.00

   

1.00

  

 Male

0.041

1.04

0.85, 1.29

0.699

0.088

1.09

0.90, 1.32

0.363

0.027

1.03

0.85, 1.25

0.783

 Age (in years)

 ≤ 17 (reference)

 

1.00

   

1.00

   

1.00

  

 ≥ 18

0.449

1.56

1.24, 1.98

< 0.001

0.295

1.34

1.08, 1.66

0.007

0.394

1.48

1.19, 1.84

< 0.001

 School grade

 Grade 7–9 (reference)

 

1.00

   

1.00

   

1.00

  

 Grade 10–12

−0.164

0.85

(0.67, 1.07

0.173

0.002

1.00

0.81, 1.24

0.987

−0.026

0.97

0.78, 1.21

0.814

 School environment factors

 Peer support

−0.065

0.94

0.75, 1.17

0.572

0.079

1.08

(0.88, 1.33)

0.444

0.030

1.03

0.84, 1.27

0.773

 Close friends

−0.488

0.61

0.46, 0.83

0.001

−0.367

0.69

0.52, 0.92

0.011

−0.107

0.90

0.67, 1.20

0.470

 Family factors

 Parent supervision

0.203

1.23

0.97, 1.55

0.091

0.248

1.28

1.04, 1.59

0.023

0.278

1.32

1.06, 1.64

0.012

 Parental understanding

−0.044

0.96

0.75, 1.21

0.718

−0.254

0.78

0.62, 0.96

0.021

−0.238

0.79

0.63, 0.98

0.034

 Parental monitoring

−0.079

0.92

0.73, 1.17

0.510

−0.254

0.78

0.63, 0.96

0.021

−0.214

0.81

0.65, 1.01

0.056

Final logistic regression model for all risk and protective factors

 Demographic variables

 Gender

 Female (reference)

 

1.00

   

1.00

   

1

  

 Male

0.148

1.16

0.89, 1.51

0.273

0.169

1.18

0.94, 1.50

0.158

0.123

1.13

0.88, 1.45

0.334

 Age (in years)

 ≤ 17 (reference)

 

1.00

    

1.00

  

1.00

  

 ≥ 18

0.235

1.26

0.94, 1.71

0.123

0.077

1.08

0.83, 1.41

0.572

0.201

1.22

0.92, 1.63

0.167

 School grade

 Grade 7–9 (reference)

 

1.00

    

1.00

  

1.00

  

 Grade 10–12

−0.095

0.91

0.68, 1.22

0.531

−0.029

0.97

0.74, 1.27

0.830

−0.002

1.00

0.75, 1.32

0.987

 Risk factors

 Alcohol drunkenness

0.148

1.16

0.81, 1.65

0.412

0.181

1.20

0.87, 1.65

0.270

0.371

1.45

1.04, 2.01

0.027

 Leisure-time sedentary behaviour

0.288

1.33

0.97, 1.84

0.080

0.292

1.34

1.01, 1.79

0.048

0.391

1.48

1.09, 2.00

0.011

 Cannabis use

0.325

1.38

0.82, 2.33

0.223

0.228

1.26

0.75, 2.10

0.387

1.015

2.76

1.62, 4.69

< 0.001

 Truancy

−0.020

0.98

0.75, 1.29

0.883

0.083

1.09

0.85, 1.38

0.497

0.241

1.27

0.99, 1.64

0.063

 Bullying victimisation

0.646

1.91

1.45, 2.51

< 0.001

0.402

1.49

1.18, 1.90

0.001

0.825

2.28

1.77, 2.94

< 0.001

 Physical attack

0.289

1.31

0.99, 1.72

0.056

0.199

1.22

0.96, 1.55

0.108

0.591

1.81

1.39, 2.34

< 0.001

 Parental intrusion of privacy

0.109

1.12

0.79, 1.57

0.529

0.240

1.27

0.94, 1.72

0.120

0.233

1.26

0.91, 1.74

0.159

 Food insecurity

0.435

1.55

1.09, 2.20

0.015

0.600

1.82

1.32, 2.51

< 0.001

0.528

1.70

1.20, 2.39

0.002

 Protective factors

 Peer support

−0.077

0.93

0.70, 1.23

0.590

0.039

1.04

0.81, 1.33

0.760

0.155

1.17

0.90, 1.52

0.251

 Close friends

−0.309

0.73

0.49, 1.10

0.138

−0.556

0.57

0.40, 0.82

0.002

−0.475

0.62

0.42, 0.92

0.016

 Parent supervision

0.194

1.21

0.90, 1.64

0.204

0.266

1.25

0.96, 1.64

0.097

0.393

1.48

1.11, 1.97

0.007

 Parental understanding

0.069

1.07

0.80, 1.44

0.650

−0.154

0.86

0.66, 1.12

0.255

−0.294

0.75

0.56, 0.99

0.043

 Parental monitoring

−0.115

0.89

0.66, 1.20

0.455

−0.273

0.76

0.58, 0.99

0.048

−0.203

0.82

0.61, 1.09

0.165

  1. Note: β beta value, aOR adjusted odds ratio, CI Confidence Interval; statistically significant results are in bold face
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