Table 3.

Crude and adjusted associations of outcomes in TKA cases with chronic kidney disease compared to TKA cases without chronic renal disease, 2005–2010 (n = 41,852)

	Crude HR/OR	95% CI	p-value	Adjusted a HR/OR	95% CI	p-value
Hazard ratio – Time-dependent
Revision (any)	1.07	0.80–1.44	0.6	1.04	0.77–1.41	0.8
Aseptic revision	0.90	0.60–1.39	0.7	1.05	0.69–1.61	0.8
Mortality (any time)	2.76	2.28–3.35	< 0.001	1.49	1.21–1.83	< 0.001
Odds ratio – Not time-dependent
Septic revision	1.13	0.75–1.72	0.6	0.90	0.59–1.38	0.6
Surgical site infection (deep)	1.26	0.82–1.93	0.3	1.01	0.65–1.58	1.0
Surgical site infection (superficial)	1.73	0.98–3.06	0.06	1.92	1.05–3.50	0.04
Pulmonary embolism	1.10	0.64–1.88	0.7	0.91	0.52–1.60	0.7
Deep vein thrombosis	1.38	0.80–2.37	0.2	0.95	0.54–1.68	0.9
Mortality within 30 days	1.17	0.43–3.18	0.8	0.59	0.21–1.67	0.3
Mortality within 90 days	1.81	0.97–3.37	0.06	0.88	0.45–1.70	0.7
Re-admission within 90 days b	1.81	1.52–2.16	< 0.001	1.33	1.11–1.61	0.003

HR: hazard ratio; OR: odds ratio.

^a Models adjusted for age, sex, race/ethnicity, American Society of Anaesthesiologists scores, surgery indication

(osteoarthritis vs. other diagnosis), and comorbidities (diabetes, heart failure, valvular disease, peripheral vascu-

lar disease, alcohol abuse, and hypertension).

^b Limited sample for re-admission data, 2009 onwards (n = 18,821).