TABLE 1.
Classification of Infants With NAS-Related ICD-10-CM Codes by Florida NAS Case Definition
| Classification of NAS | P96.1 (n = 128) | P04.49 (n = 68) | P96.1 and P04.49 (n = 7) | Total Cases (n = 203) |
|---|---|---|---|---|
| Recent maternal opioid, benzodiazepine, or barbiturate usea (A) | 126 (98.4) | 30 (44.1) | 7 (100) | 163 (80.3) |
| Clinical signsb (B) | 127 (99.2) | 16 (23.5) | 7 (100) | 150 (73.9) |
| Severity of signs: hospitalization >3 daysc (C) | 123 (96.1) | 27 (39.7) | 7 (100) | 157 (77.3) |
| Confirmed NAS (A, B, and C) | 122 (95.3) | 9 (13.2) | 7 (100) | 138 (68.0) |
| Suspect NAS (B and C) | 1 (0.8) | 2 (2.9) | 0 (0) | 3 (1.5) |
| Monitor for NASd (A; A and B) | 4 (3.1) | 21 (30.9) | 0 (0) | 25 (12.3) |
| No NAS | 1 (0.8) | 36 (52.9) | 0 (0) | 37 (18.2) |
Data are presented as n (%). A, Recent maternal opioid, benzodiazepine, or barbiturate use; B, Clinical signs; C, Severity of signs: hospitalization >3 days.
a
Opioid, benzodiazepine, or barbiturate use during pregnancy was identified as reported by the patient and/or MD, a positive mother or infant drug screen result, and or a reported drug prescription.
b
Presence of ≥1 clinical signs associated with NAS.
c
Birth hospitalization >3 days for the treatment of withdrawal.
d
Monitor for NAS included presence of A only or A and B.