Table 1 Length of stay and cost by cause of readmission of premature infants in California, 1992–2000, N=263 883

From: Cost, causes and rates of rehospitalization of preterm infants

Principal diagnosis No. of readmits % of all preterms % of readmits No. of hospital days Average hospital days per readmit Total cost in $ millions (% available)a Average cost per readmit in $
All 51 738 20 100 247 504 4.8 376 (86) 8468
Acute respiratory 18 127 6.9 35 88 742 4.9 133 (86) 8467
 Non-RSV 13 953 5.3 27 65 288 4.7 93.3 (86) 7772
 RSV 4174 1.6 8.1 23 454 5.6 39.3 (88) 10 750
Infectious 8378 3.2 16 36 746 4.4 41.3 (87) 5674
Gastrointestinal 7754 2.9 15 25 408 3.3 27.9 (87) 4153
Chronic respiratory 5804 2.2 11 31 190 5.4 45.4 (86) 9049
Hematologic 4033 1.5 7.8 10 066 2.5 8.83 (87) 2531
Fluid/electrolyte abnormalities 2050 0.78 4.0 8146 4.0 8.87 (87) 4983
Congenital anomalies 1883 0.71 3.6 10 025 5.3 21.6 (83) 13 900
Cardiac 1231 0.47 2.4 10 415 8.5 35.6 (87) 33 300
Trauma/abuse 852 0.32 1.6 4738 5.6 8.34 (87) 11 250
Neurologic 746 0.28 1.4 3080 4.1 4.84 (84) 7707
Other 6821 2.6 13 38 641 5.7 64.8 (82) 11 580
  1. Abbreviation: RSV, respiratory syncytial virus.
  2. aThe number in parentheses represents the percentage of total readmissions for which hospital charge data are available.