Skip to main content

Advertisement

Table 1 Unadjusted odds ratios (with 95% CI) for murderous ideation and behaviours (N = 5726)

From: Is involvement in school bullying associated with increased risk of murderous ideation and behaviours among adolescent students in China?

Category % Ideation Plans Preparation Attempts
% OR (95%CI) % OR (95%CI) % OR (95%CI) % OR (95%CI)
Total 100.0 9.9   2.8   1.3   0.6  
Gender
 Male 49.7 12.2 1.00 [Ref] 3.9 1.00 [Ref] 2.1 1.00 [Ref] 1.0 1.00 [Ref]
 Female 50.3 7.7 0.60 (0.51 to 0.72) 1.6 0.41 (0.29 to 0.57) 0.6 0.28 (0.16 to 0.48) 0.1 0.14 (0.05 to 0.40)
Grade
 Grade 7 to 9 51.7 9.9 1.00 [Ref] 3.1 1.00 [Ref] 1.4 1.00 [Ref] 0.6 1.00 [Ref]
 Grade 10 to 12 48.3 10.0 1.02 (0.85 to 1.21) 2.4 0.77 (0.56 to 1.06) 1.2 0.86 (0.55 to 1.36) 0.5 0.73 (0.36 to 1.48)
Self-estimated family economic status
 Poor 9.6 12.9 1.00 [Ref] 3.6 1.00 [Ref] 1.0 1.00 [Ref] 0.5 1.00 [Ref]
 General 76.4 9.2 0.68 (0.54 to 0.86) 2.6 0.71 (0.47 to 1.07) 1.4 1.40 (0.67 to 2.94) 0.6 1.24 (0.43 to 3.54)
 Good 14.0 11.7 0.89 (0.64 to 1.25) 3.1 0.85 (0.46 to 1.56) 1.3 1.28 (0.46 to 3.55) 0.2 0.36 (0.40 to 3.26)
Family structure
 Nuclear family 66.2 9.8 1.00[Ref] 2.9 1.00[Ref] 1.5 1.00[Ref] 0.6 1.00[Ref]
 Big family 23.6 10.3 1.06 (0.86 to 1.30) 2.5 0.87 (0.59 to 1.29) 1.0 0.69 (0.38 to 1.23) 0.5 0.82 (0.35 to 1.90)
 Single-parent family 8.2 11.1 1.15 (0.85 to 1.57) 3.2 1.12 (0.65 to 1.93) 0.9 0.56 (0.20 to 1.56) 0.2 0.34 (0.05 to 2.49)
 Others 2.0 7.1 0.71 (0.34 to 1.47) 0.9 0.30 (0.04 to 2.20) 0.9 0.59 (0.08 to 4.30) 0.0 NA
Relationship with mother
 Poor 23.6 13.8 1.00 [Ref] 4.4 1.00 [Ref] 1.6 1.00 [Ref] 0.8 1.00 [Ref]
 Good 76.4 8.7 0.60 (0.50 to 0.72) 2.3 0.51 (0.37 to 0.71) 1.2 0.76 (0.46 to 1.25) 0.5 0.59 (0.28 to 1.22)
Relationship with father
 Poor 33.4 14.0 1.00 [Ref] 3.7 1.00 [Ref] 1.6 1.00 [Ref] 0.7 1.00 [Ref]
 Good 66.6 7.9 0.53 (0.44 to 0.63) 2.3 0.63 (0.46 to 0.86) 1.2 0.77 (0.48 to 1.22) 0.5 0.73 (0.36 to 1.48)
Number of friends
  < 3 25.1 12.4 1.00 [Ref] 3.6 1.00 [Ref] 0.8 1.00 [Ref] 0.2 1.00 [Ref]
  ≥ 3 74.9 9.1 0.70 (0.58 to 0.85) 2.8 0.68 (0.49 to 0.96) 1.5 1.99 (1.05 to 3.80) 0.7 3.26 (0.99 to 10.72)
  1. Note: % refers to percent of positive ideation, plans, preparation and attempts in each demographic category. OR - odds ratios; CI - confidence interval
  2. Variable levels significant at p < 0.05 are in boldface type