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Table 4 Multiplicative two-/three-way interactions of syndemic factors on depression and suicidal ideation

From: Vulnerable conditions syndemic, depression, and suicidal ideation among school children in China: cross-sectional census findings

Variables

Model 1a

Model 2a

Model 3a

Model 4a

Model 5a

Model 6a

Model 7a

Model 8a

Model 9a

Model 10a

Model 11a

Model 12a

Two-way interactions

            

Outcome: Depression

            

UPMS × LBE

1.54 (1.40–1.69)***

     

0.88 (0.77–0.99)*

     

UPMS × BV

 

4.80 (3.93–5.87)***

    

1.66 (1.25–2.21)**

     

UPMS × SHB

  

6.97 (6.01–8.09)***

   

2.22 (1.83–2.68)***

     

LBE × BV

   

4.23 (3.77–4.74)***

  

1.53 (1.30–1.81)***

     

LBE × SHB

    

7.05 (6.49–7.66)***

 

4.84 (4.41–5.30)***

     

BV × SHB

     

12.45 (10.62–14.59)***

3.65 (2.99–4.46)***

     

Three-way interactions

            

UPMS × LBE × BV

       

4.74 (3.77–5.97)***

   

1.18 (0.83–1.69)

UPMS × LBE × SHB

        

6.79(5.73–8.04)***

  

4.83 (4.02–5.79)***

UPMS ×BV × SHB

         

13.94 (9.81–19.81)***

 

1.52 (0.91–2.55)

LBE × BV × SHB

          

11.87 (9.83–14.34)***

8.96 (7.33–10.96)***

Outcome: Suicidal ideation

            

Two-way interactions

            

UPMS × LBE

1.47 (1.34–1.60)***

     

0.84 (0.74–0.94)**

     

UPMS × BV

 

4.05 (3.33–4.94)***

    

1.52 (1.14–2.03)**

     

UPMS × SHB

  

8.61 (7.34–10.09)***

   

2.40 (1.97–2.93)***

     

LBE × BV

   

3.91 (3.50–4.37)***

  

1.52 (1.29–1.78)***

     

LBE × SHB

    

9.87 (9.06–10.75)***

 

6.96 (6.34–7.64)***

     

BV × SHB

     

15.20 (12.75–18.13)***

4.47(3.62–5.52)***

     

Three-way interactions

            

UPMS × LBE × BV

       

3.92 (3.13–4.92)***

   

1.09 (0.78–1.54)

UPMS × LBE × SHB

        

8.45 (7.05–10.13)***

  

6.35 (5.25–7.68)***

PMS ×BV × SHB

         

13.02 (8.95–18.92)***

 

1.60 (0.94–2.72)

LBE × BV × SHB

          

14.41 (11.69–17.78)***

11.25 (9.05–13.98)***

  1. Adjusting for socio-demographics, including gender, grade, family economic status, paternal education, and maternal education
  2. *p < 0.05, **p < 0.01, ***p < 0.001
  3. a Model 1: unfavorable parental marital status × left-behind experience; Model 2: unfavorable parental marital status × bullying victimization; Model 3: unfavorable parental marital status × self-harm behavior; Model 4: left-behind experience × bullying victimization; Model 5: left-behind experience × self-harm behavior; Model 6: bullying victimization × self-harm behavior; Model 7: all two-way terms; Model 8: unfavorable parental marital status × left-behind experience × bullying victimization; Model 9: unfavorable parental marital status × left-behind experience × self-harm behavior; Model 10: unfavorable parental marital status × bullying victimization × self-harm behavior; Model 11: left-behind experience × bullying victimization × self-harm behavior; Model 12: all three-way terms
  4. Unfavorable parental marital status = UPMS; Left-behind experience = LBE; Bullying victimization = BV; Self-harm behavior = SHB