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Table 2 Demographic, comorbidity, prescription drug use characteristics of people who died of overdose during follow-up, by substance use type.

From: Concurrent use of opioids and stimulants and risk of fatal overdose: A cohort study

Ā 

Stimulant use only N(%)

Opioid use only N(%)

Both N(%)

Total N(%)

P value

87 (32Ā·0)

74 (27Ā·2)

111 (40Ā·8)

272(100Ā·0)

Demographics

Sex

ā€ƒFemale

22(25Ā·3)

21(28Ā·4)

32(28Ā·8)

75(27Ā·6)

0Ā·340

ā€ƒMale

65(74Ā·7)

53(71Ā·6)

79(71Ā·2)

197(72Ā·4)

Ā 

Age

ā€ƒā€‰<ā€‰30

21(24Ā·1)

24(32Ā·4)

25(22Ā·5)

70(25Ā·7)

0Ā·170

ā€ƒ30-39

14(16Ā·1)

13(17Ā·6)

29(26Ā·1)

56(20Ā·6)

Ā 

ā€ƒ40-49

28(32Ā·2)

13(17Ā·6)

30(27Ā·0)

71(26Ā·1)

Ā 

ā€ƒ50+

24(27Ā·6)

24(32Ā·4)

27(24Ā·3)

75(27Ā·6)

Ā 

Health Authority Region

ā€ƒFraser

26(30Ā·0)

25(33Ā·8)

21(18Ā·9)

72(26Ā·5)

0Ā·007

ā€ƒInterior

17(19Ā·5)

13(17Ā·6)

18(16Ā·2)

48(17Ā·6)

Ā 

ā€ƒNorthern

5(5Ā·6)

ā€“

5(4Ā·5)

14(5Ā·1)

Ā 

ā€ƒVancouver Coastal

25(28Ā·7)

16(21Ā·6)

56(50Ā·5)

97(35Ā·7)

Ā 

ā€ƒVancouver Island

14(16Ā·1)

16(21Ā·6)

11(9Ā·9)

41(15Ā·1)

Ā 

Comorbidities

Elixhauser index

ā€ƒ0

19(21Ā·8)

34(45Ā·9)

28(25Ā·2)

81(29Ā·8)

0Ā·013

ā€ƒ1

21(24Ā·1)

15(20Ā·3)

20(18Ā·0)

56(20Ā·6)

Ā 

ā€ƒ2

19(21Ā·8)

7(9Ā·5)

22(19Ā·8)

48(17Ā·6)

Ā 

ā€ƒ3+

28(32Ā·3)

18(24Ā·3)

41(36Ā·9)

87(32Ā·0)

Ā 

Prescribed medications (Prior 30ā€‰days at baseline)

ā€ƒBenzodiazepines

15(17Ā·2)

15(20Ā·3)

19(17.1)

49(18Ā·0)

0Ā·839

ā€ƒZ drugs

8(9Ā·2)

5(6Ā·8)

12(10.8)

25(9Ā·2)

0Ā·646

ā€ƒSedatives

48(55Ā·2)

52(70Ā·3)

71(64.0)

171(62Ā·9)

0Ā·135

ā€ƒOpioid for pain

18(20Ā·7)

16(21Ā·6)

24(21.6)

58(21Ā·3)

0Ā·985

  1. Footnote: HRā€‰=ā€‰Hazard Ratio; No one in the unknown HA reflected in Table 1 had a fatal overdose, as such this group is not reflected in Table 2. The N in Northern Health for opioid use only is suppressed in accordance with Data Sharing Policies due to small N (<ā€‰5)