Table 7 Suicidality progression in Cyber bullying

Cyber bullying

Category

Total

(N = 2,534)

Thoughts + Plans + Attempts^†

Thoughts + No Plans + Attempts^†

No Thoughts + No Plans + Attempts^†

Univariate logistic regression

Multivariate logistic regression

(n = 253)

(n = 96)

(n = 48)

Suicide—Thoughts + Plans + Attempts

Suicide—Thoughts + No Plans + Attempts

Suicide—No Thoughts + No Plans + Attempts

Suicide—Thoughts + Plans + Attempts

Suicide—Thoughts + No Plans + Attempts

Suicide—No Thoughts + No Plans + Attempts

COR (95% CI)

COR (95% CI)

COR (95% CI)

AOR (95% CI)

AOR (95% CI)

AOR (95% CI)

(i) During the past six months, how often have you been cyber bullied?

Never

2,042 (84.6%)

168 (8.2%)

59 (2.9%)

38 (1.9%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

222 (9.20%)

37 (16.7%)

13 (5.9%)

4 (1.8%)

2.23 (1.50–3.25)***

2.09 (1.08–3.75)*

0.97 (0.29–2.44)

1.42 (0.84–2.37)

0.82 (0.33–1.90)

0.95 (0.19–3.40)

More than once a week

92 (3.81%)

16 (17.4%)

10 (10.9%)

2 (2.2%)

2.35 (1.30–4.01)**

4.10 (1.92–7.97)***

1.17 (0.19–3.91)

1.17 (0.54–2.38)

1.75 (0.63–4.56)

0.78 (0.10–3.76)

Almost every day

57 (2.36%)

17 (29.8%)

6 (10.5%)

1 (1.8%)

4.74 (2.57–8.41)***

3.95 (1.47–8.92)**

0.94 (0.05–4.47)

2.50 (1.12–5.40)*

1.26 (0.31–4.21)

0.17 (0.01–1.52)

(ii) During the past six months, how often have you cyber bullied others?

Never

1,967 (82.7%)

163 (8.3%)

52 (2.6%)

29 (1.5%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

208 (8.74%)

28 (13.5%)

15 (7.2%)

11 (5.3%)

1.72 (1.10–2.61)*

2.86 (1.53–5.06)***

3.73 (1.76–7.38)***

0.93 (0.53–1.59)

1.09 (0.46–2.42)

2.37 (0.69–7.09)

More than once a week

102 (4.29%)

18 (17.6%)

10 (9.8%)

1 (1%)

2.37 (1.35–3.96)**

4.00 (1.87–7.81)***

0.66 (0.04–3.14)

1.04 (0.52–1.99)

1.46 (0.51–3.82)

0.32 (0.01–2.21)

Almost every day

102 (4.29%)

23 (22.5%)

10 (9.8%)

4 (3.9%)

3.22 (1.93–5.19)***

4.00 (1.87–7.81)***

2.73 (0.80–7.10)

1.20 (0.59–2.35)

2.00 (0.71–5.23)

0.49 (0.06–2.46)

(iii) By who have you been cyber bullied?—Girls

Never

1,959 (86.0%)

167 (8.5%)

59 (3%)

35 (1.8%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

173 (7.59%)

30 (17.3%)

17 (9.8%)

4 (2.3%)

2.25 (1.45–3.40)***

3.51 (1.94–6.04)***

1.30 (0.39–3.30)

0.95 (0.51–1.71)

1.20 (0.47–2.87)

0.40 (0.05–1.89)

More than once a week

43 (1.89%)

5 (11.6%)

2 (4.7%)

0 (0%)

1.41 (0.48–3.32)

1.57 (0.25–5.28)

0.00 (0.00–1,157,168)

0.52 (0.16–1.44)

0.59 (0.08–2.60)

0.00 (0.00–76,892,936,493)

Almost every day

103 (4.52%)

25 (24.3%)

10 (9.7%)

5 (4.9%)

3.44 (2.10–5.47)***

3.46 (1.62–6.70)***

2.80 (0.95–6.71)*

1.08 (0.51–2.21)

1.16 (0.36–3.37)

1.06 (0.22–4.80)

(iv) By who have you been cyber bullied?—Boys

Never

1,853 (81.8%)

148 (8%)

49 (2.6%)

32 (1.7%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

213 (9.40%)

39 (18.3%)

19 (8.9%)

5 (2.3%)

2.58 (1.74–3.76)***

3.61 (2.03–6.15)***

1.37 (0.46–3.25)

1.43 (0.84–2.41)

2.50 (1.12–5.40)*

0.54 (0.08–2.36)

More than once a week

105 (4.64%)

21 (20%)

8 (7.6%)

4 (3.8%)

2.88 (1.70–4.70)***

3.04 (1.30–6.25)**

2.25 (0.66–5.82)

1.12 (0.53–2.29)

1.37 (0.44–4.02)

3.34 (0.56–16.5)

Almost every day

94 (4.15%)

24 (25.5%)

8 (8.5%)

4 (4.3%)

3.95 (2.37–6.38)***

3.42 (1.46–7.08)**

2.53 (0.74–6.55)

1.12 (0.50–2.44)

1.50 (0.44–4.80)

2.23 (0.34–12.9)

(v) By who have you been cyber bullied?—Adult women

Never

2,009 (89.9%)

177 (8.8%)

61 (3%)

31 (1.5%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

97 (4.34%)

19 (19.6%)

11 (11.3%)

3 (3.1%)

2.52 (1.45–4.17)***

4.08 (1.98–7.75)***

2.04 (0.48–5.83)

1.18 (0.57–2.32)

1.83 (0.67–4.63)

2.14 (0.27–10.8)

More than once a week

68 (3.04%)

16 (23.5%)

12 (17.6%)

2 (2.9%)

3.18 (1.73–5.57)***

6.84 (3.35–13.0)***

1.93 (0.31–6.57)

1.21 (0.54–2.62)

2.16 (0.76–5.85)

2.84 (0.32–16.7)

Almost every day

60 (2.69%)

17 (28.3%)

2 (3.3%)

5 (8.3%)

4.09 (2.23–7.20)***

1.10 (0.18–3.64)

5.80 (1.92–14.3)***

1.42 (0.60–3.23)

0.13 (0.01–1.04)

8.43 (1.43–41.4)*

(vi) By who have you been cyber bullied?—Adult men

Never

2,005 (89.5%)

174 (8.7%)

57 (2.8%)

32 (1.6%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

113 (5.04%)

27 (23.9%)

11 (9.7%)

6 (5.3%)

3.30 (2.05–5.17)***

3.69 (1.79–6.98)***

3.46 (1.28–7.89)**

1.71 (0.90–3.18)

0.99 (0.32–2.72)

2.61 (0.53–11.3)

More than once a week

52 (2.32%)

11 (21.2%)

10 (19.2%)

2 (3.8%)

2.82 (1.36–5.40)**

8.14 (3.70–16.4)***

2.47 (0.39–8.45)

1.49 (0.60–3.50)

5.63 (1.84–16.3)**

0.00 (0.00–2,164,986,805,448)

Almost every day

70 (3.12%)

15 (21.4%)

8 (11.4%)

3 (4.3%)

2.87 (1.54–5.06)***

4.41 (1.88–9.15)***

2.76 (0.65–7.96)

1.21 (0.52–2.68)

2.41 (0.80–6.83)

0.91 (0.12–5.11)

(vii) By who have you been cyber bullied?—Person unknown to you

Never

1,871 (82.6%)

154 (8.2%)

56 (3%)

31 (1.7%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

196 (8.66%)

28 (14.3%)

13 (6.6%)

4 (2%)

1.86 (1.18–2.82)**

2.30 (1.19–4.16)**

1.24 (0.36–3.17)

1.07 (0.60–1.85)

1.02 (0.43–2.26)

1.22 (0.25–4.42)

More than once a week

93 (4.11%)

22 (23.7%)

9 (9.7%)

4 (4.3%)

3.45 (2.04–5.64)***

3.47 (1.56–6.93)***

2.67 (0.78–6.92)

1.47 (0.72–2.88)

0.78 (0.25–2.15)

1.10 (0.14–5.55)

Almost every day

104 (4.59%)

23 (22.1%)

5 (4.8%)

5 (4.8%)

3.17 (1.90–5.10)***

1.64 (0.56–3.80)

3.00 (1.01–7.24)*

1.47 (0.76–2.73)

0.59 (0.18–1.63)

1.74 (0.35–6.88)

(viii) By who have you been cyber bullied?—A group (e.g., a group of friends, a class etc.)

Never

1,829 (83.1%)

149 (8.1%)

56 (3.1%)

31 (1.7%)

Ref

Ref

Ref

Ref

Ref

Ref

Less than once a week

156 (7.09%)

28 (17.9%)

15 (9.6%)

3 (1.9%)

2.47 (1.56–3.79)***

3.37 (1.80–5.96)***

1.14 (0.27–3.23)

1.55 (0.85–2.76)

1.06 (0.40–2.58)

0.25 (0.01–1.62)

More than once a week

96 (4.36%)

21 (21.9%)

6 (6.3%)

2 (2.1%)

3.16 (1.85–5.18)***

2.11 (0.80–4.66)

1.23 (0.20–4.16)

1.74 (0.85–3.44)

0.71 (0.22–2.02)

0.47 (0.02–3.19)

Almost every day

120 (5.45%)

28 (23.3%)

10 (8.3%)

8 (6.7%)

3.43 (2.14–5.35)***

2.88 (1.35–5.56)**

4.14 (1.74–8.81)***

1.71 (0.87–3.29)

1.30 (0.46–3.47)

1.38 (0.31–5.27)