Table 2.
Characteristics of Systemic Lupus Erythematosus deliveries using a high-performing algorithm across three centers.
| ≥ 4 SLE ICD-9 or ICD-10-CM and delivery codes1 | Probable and Definite SLE deliveries1 | Definite SLE deliveries1 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| ||||||||||||
| Overall n2 = 438 | Center 1 (VUMC) n = 269 | Center 2 (DUMC) n = 119 | Center 3 (MUSC) n = 50 | Overall n = 369 | Center 1 n = 231 | Center 2 n = 93 | Center 3 n = 45 | Overall n = 286 | Center 1 n = 170 | Center 2 n = 84 | Center 3 n = 32 | |
| Age at Delivery Mean ± standard deviation (Range) | 29.5 ± 1.2 (16–46) | 28.4 ± 5.6 (16–41) | 30.8 ± 5.9 (19–46) | 29.4 ± 5.2 (19–41) | 29.5 ± 1.4 (16–46) | 28.3 ± 5.6 (16–41) | 31.0 ± 5.9 (19–46) | 29.3 ± 5.2 (19–41) | 29.2 ± 1.4 (16–46) | 28.1 ± 5.7 (16–41) | 30.8 ± 5.9 (19–46) | 28.8 ± 5.6 (19–41) |
|
| ||||||||||||
| Race, n (%) | ||||||||||||
| African American | 175 (42%) | 83 (33%) | 62 (62%) | 30 (64%) | 157 (44%) | 74 (34%) | 53 (57%) | 30 (71%) | 133 (48%) | 61 (38%) | 50 (60%) | 22 (76%) |
| Caucasian | 215 (51%) | 160 (63%) | 38 (32%) | 17 (36%) | 171 (48%) | 134 (61%) | 25 (27%) | 12 (29%) | 121 (44%) | 93 (57%) | 21 (25%) | 7 (24%) |
| Asian | 14 (3%) | 7 (3%) | 7 (6%) | 0 (0%) | 12 (4%) | 6 (3%) | 6 (6%) | 0 (0%) | 11 (4%) | 6 (4%) | 5 (6%) | 0 (0%) |
| Other | 17 (4%) | 5 (2%) | 12 (10%) | 0 (0%) | 14 (4%) | 5 (2%) | 9 (10%) | 0 (0%) | 10 (4%) | 2 (1%) | 8 (10%) | 0 (0%) |
| Unknown | 17 | 14 | 0 | 3 | 15 | 12 | 0 | 3 | 11 | 8 | 0 | 3 |
|
| ||||||||||||
| Ethnicity, n | ||||||||||||
| Hispanic | 24 (5%) | 17 (6%) | 7 (6%) | 0 (05) | 21 (6%) | 17 (7%) | 4 (4%) | 0 (0%) | 14 (5%) | 10 (6%) | 4 (5%) | 0 (0%) |
1
Applying the algorithm of ≥ 4 SLE ICD-9 or ICD-10-CM and delivery codes resulted in 438 possible deliveries across the 3 centers. Of these 438 deliveries, 369 were probable and definite SLE deliveries based on chart review and 286 were definite SLE deliveries.
2
Note n refers to number of deliveries. Note EHR delivery data available at VUMC 1993–2017, DUMC 2007–2018, and MUSC 2014–2017.