| Variable |
Nicotine + |
Nicotine - |
Statistics |
| |
N=114 |
N=86 |
|
| |
|
|
|
| Age (mean, SD) |
34.1 (12) |
38.7 (18) |
student t=2.1,df=198, p=0.03 |
| Sex (N and % of women) |
78 (68%) |
76 (88%) |
χ2 =11, df =1, p= . 1 |
| Single (N and %) |
57 (67%) |
27 (32%) |
χ2 =6.9, df =1, p= . 8 |
| Working (N and %) |
62 (51%) |
58 (48%) |
χ2 =3.4, df =1, p= . 6 |
| Mode of suicide attempt and psychiatric history |
|
|
|
| Self-poisoning |
104 (92%) |
79 (92%) |
χ2 =0.32, df =2, p =0.85 |
| Cutting |
7 (6%) |
4 (4.6%) |
|
| Hanging |
3 (2.6%) |
3 (3.4%) |
|
| Ingestion of alcohol before suicide attempt |
65 (57%) |
22 (43%) |
χ2 =19.7, df =1, p < . 1 |
| Suicide attempt at home |
91 (79%) |
78 (90 %) |
χ2 =3.84, df =1, p = . 3 |
| Suicide attempt in the evening or at night |
64 (56%) |
33 (38%) |
χ2 =6.2, df =1, p = . 1 |
| Number of previous suicide attempts |
2.7 (5.4) |
1 (1.5) |
student t = -2.8, df=198, p=0.006 |
| Number of previous hospitalisations in psychiatry |
1.9 (3.1) |
0.6 (1.8) |
student t=-3.4, df=198, p<0.001 |
|
