Table 3. Laboratory features at enrollment visit associated with survival in SCA patients.

Clinical features	Survived(n = 1,430; 94.3%)		Died(n = 86; 5.7%)		Odds Ratio(95% CI)	p
	n	n (%) or mean (SD)	n	n (%) or mean (SD)
Age at enrollment (years)	1,430	9.5 (7.8)	86	10.2 (8.6)	1.01 (0.98–1.04)	0.408
White blood cell count (x109/L)	1,307	15.9 (6.9)	78	15.7 (7.3)	0.99 (0.96–1.03)	0.849
Hemoglobin (g/dL)	1,306	7.6 (1.3)	79	6.9 (1.6)	0.73 (0.62–0.86)	<0.001
Mean Corpuscular volume (fL)	1,298	79.2 (9.5)	77	79.5 (10.9)	1.00 (0.98–1.03)	0.752
Reticulocyte (% of RBC)	832	12.6 (7.1)	33	13.1 (8.6)	1.01 (0.96–1.06)	0.670
Hemoglobin F (%)	1,297	6.3 (4.7)	63	6.6 (4.9)	1.02 (0.96–1.07)	0.575
Total Bilirubin (µmol/L)	1,263	69.7 (56.7)	79	87.5 (81.4)	1.00 (1.00–1.01)	0.010
Direct Bilirubin (µmol/L)	1,157	20.9 (34.2)	72	33.1 (57.6)	1.00 (1.00–1.01)	0.019
Indirect Bilirubin (µmol/L)	1,140	51.5 (53.6)	71	57.1 (60.4)	1.01 (0.99–1.01)	0.396
Lactate dehydrogenase (IU/L)	559	965.4 (483.7)	27	1,103.7 (339.3)	1.00 (0.99–1.00)	0.143
Aspartate transaminase (IU/L)	1,307	50.1 (28.4)	81	49.3 (24.1)	0.99 (0.99–1.01)	0.802
Alkaline phosphatase (IU/L)	1,310	265.6 (124.2)	81	276.7 (152.8)	1.00 (0.99–1.00)	0.442

Association between mortality and laboratory measurements at enrollment was explored using logistic regression.