Table 2.

Primary and Secondary Outcomes

	Events in hyponatremia cohort (control)	Hazard ratio (95% CI)	P
Primary outcome
Mortality	657 (344)	1.96 (1.72-2.28)	<0.001
Secondary outcome
Sepsis	298 (156)	1.95 (1.61-2.37)	<0.001
Pneumonia	561 (427)	1.35 (1.19-1.53)	<0.001
Urinary tract infection	1,193 (1,018)	1.20 (1.11-1.31)	<0.001
Cellulitis	728 (620)	1.20 (1.08-1.34)	<0.001
Myocardial infarction	393 (311)	1.29 (1.11-1.50)	<0.001
Stroke	871 (736)	1.21 (1.09-1.33)	<0.001
New-onset congestive heart failure	712 (580)	1.26 (1.13-1.40)	<0.001
Ataxia	216 (156)	1.41 (1.15-1.74)	<0.001
Hip fracture	42 (22)	1.95 (1.16-3.26)	<0.001
Fall	387 (379)	1.05 (0.91-1.20)	0.199