Table 3.

Most Frequently Listed Categories of Causes of Death Among Female Decedents Aged ≤50 Years With and Without Systemic Lupus Erythematosus in the United States, 2014

		With or without SLE
CCS category	With/without CCS category	With SLE (n = 2,017), n (%)	Without SLE (n = 275,292), n (%)	RR (95% CI)
CCS 2: Septicemia (except in labor)	With	113 (5.6)	1,904 (0.7)	2.41 (2.01–2.89)
CCS 158: Chronic renal failure	With	84 (4.2)	1,341 (0.5)	8.55 (6.89–10.61)
CCS 157: Acute and unspecified renal failure	With	53 (2.6)	2,469 (0.9)	2.93 (2.24–3.83)
CCS 131: Respiratory failure; insufficiency; arrest (adult)	With	52 (2.6)	8,255 (3.0)	0.86 (0.66–1.13)
CCS 259: Residual codes; unclassified	With	51 (2.5)	6,350 (2.3)	1.10 (0.84–1.44)
CCS 107: Cardiac arrest and ventricular fibrillation	With	50 (2.5)	10,643 (3.9)	0.64 (0.49–0.84)
CCS 98: Essential hypertension	With	49 (2.4)	3,550 (1.3)	1.88 (1.42–2.49)
CCS 62: Coagulation and hemorrhagic disorders	With	44 (2.2)	1,207 (0.4)	4.98 (3.69–6.70)
CCS 122: Pneumonia (except that caused by tuberculosis or sexually transmitted disease)	With	40 (2.0)	4,206 (1.5)	1.30 (0.95–1.77)
CCS 97: Peri-; endo-; and myocarditis; cardiomyopathy (except that caused by tuberculosis or sexually transmitted disease)	With	39 (1.9)	1,978 (0.7)	2.51 (1.83–3.44)

CCS, Clinical Classifications Software; CI, confidence interval; RR, relative risk.