Comparison of direct cost categories by presence of bronchopulmonary dysplasia, in 2014 US$, N=254
| Variable | With BPD N=77 Median (IQR) | Without BPD N=177 Median (IQR) | p Value |
|---|---|---|---|
| Total NICU costs, hospital and physician | 269 004 (204 606–331 552) | 117 078 (90 496–162 017) | <0.001 |
| Hospital costs (direct+indirect) | 230 153 (185 540–290 469) | 107 749 (80 083–144 645) | <0.001 |
| Hospital direct costs | 144 588 (117 030–185 695) | 68 823 (51 109–92 009) | <0.001 |
| NICU room and board | 115 580 (92 976–141 959) | 59 620 (43 416–78 231) | <0.001 |
| Respiratory care | 11 662 (7935–17 214) | 1460 (365–4043) | <0.001 |
| Pharmacy | 7983 (6225–12 059) | 3731 (2294–4983) | <0.001 |
| Laboratory and pathology | 5349 (4247–7451) | 2200 (1406–2954) | <0.001 |
| Diagnostic testing | 2284 (1730–3373) | 819 (521–1360) | <0.001 |
| Surgery | 912 (0–1843) | 0 (0–902) | <0.001 |
| Cardiology and echocardiography | 1005 (493–1645) | 238 (0–627) | <0.001 |
| Therapy services (speech, physical, occupational) | 572 (379–909) | 311 (246–419) | <0.001 |
| Psychology | 230 (148–280) | 230 (148–280) | 0.312 |
| Hospital indirect costs | 85 564 (65 651–106 107) | 40 096 (30 020–52 423) | <0.001 |
| Physician costs | 26 046 (19 067–40 187) | 10 018 (6228–15 592) | <0.001 |
| Neonatology | 21 323 (16 208–34 037) | 8466 (5400–12 797) | <0.001 |
| Cardiology | 331 (208–518) | 80 (0–182) | <0.001 |
| Paediatric surgery | 312 (0–936) | 0 (0–670) | <0.001 |
| Paediatric subspecialties | 155 (0–291) | 0 (0–0) | <0.001 |
| Other surgeries | 426 (229–1250) | 142 (101–324) | <0.001 |
| Total NICU costs, hospital and physician, per day | 2445 (2243–2623) | 2195 (2064–2352) | <0.001 |
| Hospital cost per day | 2179 (2017–2282) | 1994 (1877–2102) | <0.001 |
| Physician cost per day | 217 (185–363) | 173 (135–246) | <0.001 |
Analyses performed using Mann-Whitney U tests.
BPD, bronchopulmonary dysplasia; IQR, IQR, 25 percentile–75 percentile; NICU, neonatal intensive care unit.