Characteristics of suicide attempts in Northwestern Iran: a five-year population-based survey

BMC Psychiatry

Table 4 The three Latent Classes Model of suicide’s characteristics and risk factors among male Iranian subjects

	Latent class
	Non-lethal attempters with lower educational level	Non-lethal attempters with higher educational level	Lethal attempters
Latent class prevalence	0.524	0.413	0.064
Item-response probabilities
Method of suicide
Poisoning with substance	0.000	0.036	0.022
Use of poisons	0.011	0.047	0.266
Poisoning with medications	0.958	0.777	0.339
Hanging	0.002	0.010	0.320
Self-immolation	0.000	0.012	0.003
Jumping from height	0.000	0.010	0.003
Other ways	0.028	0.110	0.046
Education
Under diploma	0.890	0.269	0.399
Diploma and higher	0.109	0.731	0.601
Marital status
Married	0.227	0.608	0.603
Single	0.773	0.392	0.397
Residency
Rural	0.045	0.136	0.249
Urban	0.955	0.864	0.751
Having history of suicide	0.021	0.011	0.323
Completed suicide	0.003	0.000	0.633

Note. The probability of a “No” response can be calculated by subtracting the item-response probabilities shown above from 1
* Item-response probabilities > 0.5 in bold to facilitate interpretation

ISSN: 1471-244X