Table 4 Frequency of primary diagnoses if not reflux
From: Infantile gastroesophageal reflux in a hospital setting
ICD-9 | Description | All Patients | Infants born at ≥ 37 weeks gestation | Infants born at < 37 weeks gestation |
|---|---|---|---|---|
0–139 | Infections and Parasitic Diseases | 25 | 20 | 4 |
240–279 | Endocrine, Nutritional, and Metabolic. Immunity | 11 | 11 | 0 |
320–389 | Nervous System and Sense Organs | 10 | 9 | 1 |
390–459 | Circulatory System | 3 | 3 | 0 |
460–519 | Respiratory System | 52 | 38 | 14 |
520–579 | Digestive System | 9 | 7 | 2 |
580–629 | Genitourinary System | 3 | 1 | 2 |
740–759 | Congenital Anomalies | 74 | 54 | 20 |
760–779 | Conditions in the Perinatal Period | 469 | 77 | 392 |
780–799 | Symptoms, Signs, and Ill Defined Conditions | 90 | 73 | 17 |
800–999 | Injury and Poisonings | 22 | 17 | 5 |
E codes | Supplementary Classification | 10 | 9 | 1 |
V codes | Supplementary Classification | 6 | 5 | 1 |
Unknown or missing | 62 | 34 | 22 |