Pre-Algorithm                     Post-Algorithm
All Patients
(n=81)
ED Utilizers
(n=35)
ED visits
(n=131)
All Patients
(n=119)
ED Utilizers
(n=57)
ED visits
(n=568)
Gender, n (%)
Male 37 (46) 17 (49) 55 (42) 53 (45) 25 (44) 296 (52)
Female 44 (54) 18 (51) 76 (58) 66 (55) 32 (56) 272 (48)
Race, n (%)
 Black 71 (88) 29 (83) 120 (92) 107 (90) 53 (93) 538 (95)
White 2 (2) 0 (0) 0 (0) 3 (2) 0 (0) 0 (0)
Latino 8 (10) 6 (17) 11 (8) 9 (8) 4 (7) 30 (5)
Age, mean (SD) 33 (9) 30 (7) - 32 (9) 30 (9) -
Insurance, n (%)
Private 31 (38) 13 (37) 32 (24) 41 (34) 16 (28) 224 (39)
Medicaid 26 (32) 13 (37) 73 (56) 44 (37) 24 (42) 175 (31)
Medicare 15 (19) 6 (17) 21 (16) 23 (19) 13 (23) 163 (29)
DOC* 9 (11) 3 (9) 5 (4) 11 (9) 4 (7) 6 (1)
Genotype, n (%)
SS 52 (64) 27 (77) 94 (72) 76 (64) 40 (70)   429 (76)
SB0 1 (1) 0 (0) 0 (0) 3 (2) 1 (2) 1 (<1)
SB+ 8 (10) 4 (11) 10 (7) 15 (13) 7 (12) 68 (12)
SC 20 (25) 4 (11) 27 (21) 25 (21) 9 (16) 70 (12)
Hydroxyurea, n (%)
Yes 14 (17) 8 (23) 32 (24) 22 (18) 13 (23) 250 (44)
No 67 (83) 27 (77) 99 (76) 97 (82) 44 (77) 318 (56)
Transfusions, n (%)            
Yes 17 (21) 9 (26) 39 (30) 25 (21) 16 (28) 84 (15)
No 64 (79) 26 (74) 92 (70) 94 (79) 41 (72) 484 (85)
*Department of Corrections
Table 1: Patient Demographic and Clinical Characteristics.