Table 2.

Suicidality stratified by demographic and exposure variables (N = 1609)

Variables	Suicidality (n)	Prevalence(%)	χ2
Total	n = 322	20.0
Gender			0.12
Male	115	19.6
Female	207	20.3
Age(yr)			3.44
≤ 15	38	15.6
16	110	20.9
17	115	20.8
18	59	20.5
Grade			2.68
10	85	17.5
11	146	21.1
12	91	21.1
Only-child status			0.05
Yes	81	20.4
No	241	19.9
Someone in the community is infected			0.48
Yes	21	22.8
No	301	19.8
A relative or friend is infected			1.24
Yes	1	7.7
No	321	20.1
A relative or friend died from the infection			0.75
Yes	0	0
No	322	20.0
Smoker			2.96**
Yes	10	32.3
No	312	19.8
Drinker			0.41
Yes	21	22.6
No	301	19.9

^**p < 0.01