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Table 2 Association of NSAID use with risk of death due to suicide or accident after cancer diagnosis, a cohort study of 388,443 cancer patients diagnosed between Oct 2005 and Dec 2014 in Sweden

From: NSAID use and unnatural deaths after cancer diagnosis: a nationwide cohort study in Sweden

Characteristics

Completed suicide

Death due to accident

 

N

Crude IR (per 1000 person-years)

HR (95% CI)

N

Crude IR (per 1000 person-years)

HR (95% CI)

Low-dose aspirin

      

Off medication (Ref) a

228

0.23

1.0

1627

1.63

1.0

On medication b

59

0.25

0.92 (0.64–1.31)

651

2.80

0.88 (0.80–0.98)

As above + cancer stage, cancer type and Chronic Disease Score

1.01 (0.69–1.47)

0.79 (0.71–0.88)

As above + history of psychiatric disorders

0.96 (0.66–1.39)

0.78 (0.70–0.87)

Non-aspirin NSAIDs

      

Off medication (Ref) a

274

0.02

1.0

2219

0.15

1.0

On medication b

13

0.03

1.02 (0.45–2.32)

59

0.13

0.96 (0.71–1.30)

As above + cancer stage, cancer type and Chronic Disease Score

1.01 (0.44–2.32)

0.92 (0.68–1.25)

As above + history of psychiatric disorders

0.95 (0.42–2.18)

0.92 (0.68–1.25)

  1. Abbreviations: NSAID, non-steroidal anti-inflammatory drugs; IR, incidence rate; HR, hazard ratio; CI, confidence interval
  2. aOff medication time included follow-up time accumulated among patients without any dispensed NSAIDs during follow-up, as well as the non-medicated periods from patients that had any dispensed NSAIDs
  3. bAnalyses were adjusted for sex, age at diagnosis, calendar year of cancer diagnosis, highest educational level, occupation and cohabitation status; time since cancer diagnosis was used as the underlying timescale