Table 2 Substances ingested in non-fatal self-poisoning attempt for the total cohort and for males and females

Type of overdose:

<.001

Pharmaceutical drug overdose

55.6% (537)

38.1% (157)

72.0% (380)

na ²

na

na

Agrochemical

23.2% (220)

38.1% (157)

11.9% (63)

<.001

0.17

0.12-0.23

Other chemical kept at home

10.6% (101)

12.1% (50)

9.7% (51)

<.001

0.42

0.27-0.65

Plant poison

8.6% (82)

11.7% (48)

6.4% (34)

<.001

0.29

0.18-.047

Source of substance:

Ingested a substance kept at home

59.4% (564)

41.6% (172)

75.5% (392)

<.001

4.33

3.27-5.72

Ingested a substance kept in field/garden

13.7% (130)

21.3% (88)

8.1% (42)

<.001

0.33

0.22-0.48

Bought substance for purpose of ingestion

26.9% (255)

38.3% (158)

18.7% (98)

<.001

0.37

0.28-0.50

Reason for choice ³

Easy availability

32.3% (307)

28.8% (117)

37.0% (190)

.009

1.45

1.10-1.92

It was cheap

6.4% (61)

6.4% (26)

6.8% (35)

.806

1.07

0.63-1.81

Thought it was not dangerous

11.7% (111)

10.8% (44)

13.0% (67)

.310

1.23

0.82-1.85

Thought it was dangerous

33.1% (314)

37.2% (151)

31.7% (163)

.082

0.78

0.60-1.03

Thought it wouldn’t hurt

13.3% (126)

13.3% (54)

14.0% (72)

.757

1.06

0.73-1.55

Thought it would act quickly

3.6% (34)

5.2% (21)

2.5% (13)

.035

0.48

0.24-0.96