TABLE 1

Characteristics of CHIC Compared With Children Without High Inpatient Costs in 2010

CharacteristicsaAll ChildrenCHIC in 2010bChildren Without Highest Inpatient Cost in 2010
Number of patients, N (%)265 86926 574 (10.0)239 295 (90.0)
Age, median (IQR), y8 (4, 12)10 (5, 13)8 (4, 12)
Male gender, N (%)144 685 (54.4)13 948 (52.5)130 737 (54.6)
Public insurance, N (%)141 468 (53.2)14 215 (53.5)127 253 (53.2)
Race or ethnicity, N (%)
 Non-Hispanic white132 362 (49.8)14 145 (53.2)118 217 (49.4)
 Non-Hispanic black55 575 (20.9)4797 (18.1)50 778 (21.2)
 Hispanic48 257 (18.2)4495 (16.9)43 762 (18.3)
 Asian5399 (2.0)589 (2.2)4810 (2.0)
 Other24 276 (9.1)2548 (9.6)21 728 (9.1)
No. of chronic conditions, N (%)
 None85 207 (32.0)1123 (4.2)84 084 (35.1)
 193 916 (35.3)4782 (18.0)89 134 (37.2)
 244 127 (16.6)5368 (20.2)38 759 (16.2)
 3+42 619 (16.0)15 301 (57.6)27 318 (11.4)
Chronic condition type, N (%)
 Noncomplex, chronic100 535 (37.8)4289 (16.1)96 246 (40.2)
 Complex, chronic81 450 (30.6)21 217 (79.8)60 233 (25.2)
Complex Chronic Conditions, N (%)c
 Cardiology15 421 (5.8)5457 (20.5)9964 (4.2)
 Gastrointestinal4673 (1.8)1329 (5.0)3344 (1.4)
 Hematology and immunology9042 (3.4)1786 (6.7)7256 (3.0)
 Malignancy12 159 (4.6)5430 (20.4)6729 (2.8)
 Metabolic6060 (2.3)2564 (9.6)3496 (1.5)
 Neurology31 981 (12.0)7181 (27.0)24 800 (10.4)
 Renal4389 (1.7)1326 (5.0)3063 (1.3)
 Respiratory5437 (2.0)1908 (7.2)3529 (1.5)
 Other15 801 (5.9)5692 (21.4)10 109 (4.2)
Technological assistance, N (%)26 242 (9.9)9067 (34.1)17 175 (7.2)
  • a All P values <.001 when we compared CHIC in 2010 and children without highest inpatient costs in 2010 as calculated by using either Wilcoxon rank sum or χ2 tests.

  • b CHIC are defined as the 10% most expensive children hospitalized between January 1, 2010 and December 31, 2010.

  • c Patients may have zero, one, or more than one CCC. Column totals will not add up to 100%.