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Table 4 Comparison of amount of drug ingested for single and repeat deliberate self-poisoning presenters defined by daily dose of drug (DDD)

From: A retrospective descriptive study of the characteristics of deliberate self-poisoning patients with single or repeat presentations to an Australian emergency medicine network in a one year period

 

N

SPP

N

RPP

OR¥

95% CI¥

Benzodiazepine

217

6 [4-14]

101

10 [5-16]

1.01

1.00-1.02

Diazepam

103

6 [3-15]

68

10 [4.4-15]

1.02

0.99-1.05

Temazepam

67

5.5 [3-10]

20

5.5 [2.8-12.3]

0.99

0.91-1.08

Alprazolam

35

10 [5-20]

13

24 [20-32]

1.01

1.00-1.03

Paracetamol

162

2.2 [1.3-4.4]

85

3.3 [1.7-5.0]

1.06

0.98-1.15

Antidepressant

147

15 [6-28]

42

20 [10-32]

1.01

0.99-1.02

SSRI

100

15 [7-28]

25

20 [10-25]

1.01

0.99-1.02

Antipsychotic

61

4.5 [1.8-10.5]

39

3 [1.3-5]

0.98

0.93-1.03

Quetiapine

40

4 [1.4-9.5]

26

1.9 [1.3-3.5]

0.85

0.74-0.99*

Anticonvulsant

25

4.5 [1.3-13.3]

12

7.3 [3.3-12.8]

1.00

0.92-1.09

  1. Data presented as median [interquartile range]. ¥Univariate logistic regression test of SPP versus RPP, *Statistically significant. N: Number, SPP: Single poisoning presentation, RPP: Repeat poisoning presentation, OR: Odds ratio, CI: Confidence interval.