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Table 1 Factors associated with admission to an intensive care unit among patients with acute poisoning in Oslo during one year 2008–2009: Results of multivariate logistic regression analysis

From: A one-year observational study of all hospitalized acute poisonings in Oslo: complications, treatment and sequelae

   

Crude

Adjusted

  

Total

ICU

OR

95% CI

OR

95% CI

Main agents

Other agents1

277

119 (43)

Ref

   

Ethanol

194

85 (44)

1.0

0.7–1.5

1.0

0.6–1.5

Opioids

114

66 (58)

1.8*

1.2–2.8

1.2

0.7–2.1

GHB

85

50 (59)

1.9*

1.2–3.1

0.9

0.5–1.7

BZD

159

77 (48)

1.2

0.8–1.8

0.9

0.6–1.4

Paracetamol

117

47 (40)

0.9

0.6–1.4

0.8

0.5–1.3

Neuroleptics

60

39 (65)

2.5*

1.4–4.4

2.1*

1.2–3.9

Antidepressants

59

36 (61)

2.1*

1.2–3.7

1.5

0.8–2.8

Coagent

No

593

320 (54)

Ref

   

Yes

472

199 (42)

0.6*

0.5–0.8

0.8

0.6–1.0

GCS

Awake (15)

508

194 (38)

Ref

   

Drowsy (8–14)

356

166 (47)

1.4*

1.1–1.9

1.3

1.0–1.8

Comatose (<8)

201

159 (79)

6.1*

4.2–9.0

6.0**

3.8–9.5

Complications

No

744

322 (43)

Ref

   

Resp. depression

128

87 (68)

2.8*

1.9–4.1

1.4

0.9–2.2

Other complications

193

110 (57)

1.7*

1.3–2.4

1.4

1.0–1.9

Intention 2

Accidents

170

60 (35)

Ref

   

AOSA

399

191 (48)

1.7*

1.2–2.4

1.1

0.7–1.7

Suicide attempt

495

267 (54)

2.1**

1.5–3.1

1.8*

1.2–2.7

Total cases

1065

519 (49)

    
  1. AOSA accidental overdose with substances of abuse, BZD benzodiazepines, GCS Glasgow Coma Scale, GHB gamma-hydroxybutyric acid.
  2. *Significant, p < 0.05; **significant, p < 0.001.
  3. 1Main agents was unknown in six cases.
  4. 2One patient with unknown intention and one with unknown GCS score were excluded from this analysis.