TABLE 2

Hazard ratios (HRs) and confidence intervals for outcomes in the propensity score matched community-dwelling cohort

EventsHR (95% CI)p-value
Outpatient respiratory exacerbation
 New SSRI/SNRI users2406 (8.5)0.91 (0.86–0.96)0.0006
 Non-SSRI/SNRI users2619 (9.2)Referent
ER visit for COPD or pneumonia
 New SSRI/SNRI users918 (3.2)1.13 (1.03–1.24)0.009
 Non-SSRI/SNRI users812 (2.9)Referent
Hospital admission COPD or pneumonia
 New SSRI/SNRI users1105 (3.9)1.15 (1.05–1.25)0.002
 Non-SSRI/SNRI users965 (3.4)Referent
ICU admission during a hospitalisation for COPD or pneumonia
 New SSRI/SNRI users154 (0.5)1.07 (0.85–1.34)0.56
 Non-SSRI/SNRI users144 (0.5)Referent
COPD or pneumonia-related mortality
 New SSRI/SNRI users204 (0.7)1.26 (1.03–1.55)0.03
 Non-SSRI/SNRI users163 (0.6)Referent
All-cause mortality
 New SSRI/SNRI users1355 (4.8)1.20 (1.11–1.29)<0.0001
 Non-SSRI/SNRI users1141 (4.0)Referent

Data are presented as n (%) unless otherwise stated. SSRI: selective serotonin reuptake inhibitor; SNRI: serotonin–noradrenaline reuptake inhibitor; ER: emergency room; COPD: chronic obstructive pulmonary disease; ICU: intensive care unit.