Table 1.

Sri Lankan studies on attempted self-poisoning included in this review

Randomized Controlled Trials (RCT):
No	Study	Study Design	N	Outcomes examined
1	Fleischmann et al. 2005 [13]	RCT of brief intervention following attempted suicide	1067	Demographic features, methods used and outcomes
2	Bertolote et al. 2010 [16]	Same study as above	TAU: 149 BIC: 151	Rate of repetition of attempted suicide at 18 months
Case control:
No	Study	Study Design	N	Outcomes examined
3	Seneviratne et al. 1999 [37]	Case control	168 cases	Demographic features, psychiatric morbidity
4	Van Der Hoek et al. 2005 [14]	Case control	253 cases**of which 84% was intentional	Demographic features, types of poisons, risk factors
Cross sectional descriptive:
No	Study	Subjects	Number of subjects	Outcomes examined
5	Fernando [35]	Subjects: patients hospitalized after poisoning	101	Demographic characteristics, poisons used
6	Chandrasena 1981 [29]	Subjects: patients hospitalized after poisoning	64	Demographic characteristics, poisons used, psychiatric morbidity
7	Jeyaratnam et al. 1987 [21]	Residents in the study area who had a history of hospital admission for poisoning + farmers in agricultural communities in 4 South Asian countries	94 (in Sri Lanka)**of which 36.2% was intentional	Types of pesticides used ingested, awareness among consumers of health hazards of pesticides
8	Hettiarachchi et al. 1989 [30]	Patients hospitalized due to self-poisoning in South Sri Lanka.	97	Demographic features, types of poisons, reasons for choice of poison and where obtained
9	Hettiarachchi et al. 1989 [33]	Same study as above	97	Intent, triggers, psychiatric morbidity
Cross sectional descriptive continued:
No	Study	Subjects	Number of subjects	Outcomes examined
10	Eddleston et al. 2005 [7]	Patients hospitalized after self-poisoning, in a rural agricultural area, over one year	2189	Demographic characteristics, type of poisons ingested
11	Eddleston et al. 2006 [32]	Subjects: patients hospitalized after self-poisoning (opportunistic sample)	268	Reasons for choice of poison, outcome, expected outcome, premeditation
12	De Silva et al. 2008 [26]	Inpatients after self-poisoning (Colombo region)	191	Demographic characteristics, types of poisons ingested
13	Fahim et al. 2010 [19]	Inpatients after self poisoning (Polonnaruwa & Peradeniya regions)	816	Rate of previous self-harm
14	Dawson et al. 2010 [24]	Patients admitted to two rural hospitals after deliberate ingestion of a single pesticide, from 2002 to 2008.	9302	Demographic features, type of pesticide ingested
Retrospective survey of medical records:
No	Study	Type of records surveyed	Number of records	Outcomes examined
15	Senewiratne et al. 1974 [18]	Records of all inpatients treated at Kandy Hospital for acute poisoning, in 1970 and 1971	472* *of which 82% was intentional	Rates of attempted poisoning, demographic features, types of poisons ingested
16	Dissanayake et al. 1974 [20]	Police records 1970–72, of the Police Post, General Hospital, Colombo region + Case notes of admissions for poisoning to Colombo Hospital 1970-72	270**of which 49% was intentional104 (non-random sample)	Demographic features (age and gender)
17	Jeyaratnam et al. 1982 [12]	Randomly selected hospital records of patients discharged with a diagnosis of pesticide poisoning, from hospitals throughout Sri Lanka	1000	Rates of poisoning, demographic features, types of poisons ingested
18	Senanayake et al. 1986 [36]	Hospital admissions for acute poisonings in hospitals in selected areas of Sri Lanka (Peradeniya, Colombo, Galle and Jaffna regions)	Peradeniya-179 Galle-100 Colombo- 101 Jaffna- 446	Demographic features, types of poisons ingested, associated illness
19	Hettiarachchi et al. 1989 [17]	Records of patients hospitalized due to non-fatal poisoning over a 1 year (1986–7) (South Sri Lanka)	669**of which 73% was intentional	Prevalence rates, demographic features, types of poisons, case fatality.
Retrospective survey of medical records continued:
No	Study	Type of records surveyed	Number of records	Outcomes examined
20	Eddleston et al. 1999 [25]	Hospital records of patients treated for self ingestion of oleander plant (1995–96) + Assessment of inpatients after oleander ingestion	415 79	Demographic features, triggers for self-poisoning
21	De Silva et al. 2000 [34]	Hospital records of patients hospitalized due to parasuicide in Kandy, Peradeniya, Kurunegala and Matale regions during 1993–94.	5036* *of which >80% was intentional	Demographic features, type of poisons ingested
22	Van Der Hoek et al. 2006 [9]	Hospital records of patients hospitalized due to poisoning, in South Sri Lanka, from 1990–2002.	8110**of which 64% was intentional	Demographic features, rates of poisoning, type of poisons ingested
23	Manuel et al. 2008 [8]	Hospital records of patients admitted due to self-poisoning in rural south Sri Lanka + selected economic indices of that area	844	Rates of attempted poisoning, associations with socioeconomic indices
24	Senadheera et al. 2010 [27]	Hospital records of children & adolescents admitted to Hospital in South Sri Lanka (Karapitiya region), due to deliberate self-harm	827**of which 99% was due to attempted self-poisoning	Demographic features, types of substances ingested, change of substances ingested with time
Qualitative:
No	Study	Study Design	N	Outcomes examined
25	Van Der Hoek et al. 1998 [23]	Mixed methods-Retrospective analysis of hospital records for information on occurrence of pesticide poisoning in the area + Qualitative interviews of families living in a village in a rural agricultural area	526**of which 68% was intentional	Quantitative: Socio-demographic features, types of pesticides ingested. Qualitative: Exploration of daily use, practices and storage regarding pesticides
26	Konradsen et al. 2006 [22]	Qualitative interviews with those who have attempted intentional self-poisoning, key workers in the area and focus group discussions with those from that community.	159	Exploration of factors and triggers associated with attempted self-poisoning (particularly sociological aspects).