Table 1
Mean serum glucose, insulin, and C peptide values in the patient groups according to diagnosis
| Patients | Classification | Glucose [n] (mmol/l) | Insulin [n] (pmol/l) | C-peptide [n] (pmol/l) |
|---|---|---|---|---|
| Values are mean (SD). | ||||
| o/d, overdose; NICTH, non-islet cell tumour hypoglycaemia. | ||||
| Neonates | Hypoinsulinaemic | 1.9 (0.7) [5] | 24 (5) [3], <10 [2] | 107 (5) [2] |
| range, 0.9–2.7 | range, <10–29 | range, 104–111 | ||
| Hyperinsulinaemic | 2.0 (0.5) [10] | 185 (206) [10] | 1119 (1059) [6] | |
| range, 1.3–2.7 | range, 34–705 | range, 433–3191 | ||
| Infants | Hypoinsulinaemic | 1.7 (0.8) [8] | 21 (8) [2], <10 [6] | 243 [1], <100 [4] |
| range, 0.5–2.5 | range, <10–27 | |||
| Hyperinsulinaemic | 1.9 (0) [2] | 281 (274) [2] | – [0] | |
| range, 1.9 | range, 87–475 | |||
| Adults | Hypoinsulinaemic (ketotic) | 1.9 (0.9) [6] | 19 (8) [3], <10 [3] | 192 (129) [2], <100 [2] |
| range, 0.5–3.0 | range, <10–26 | range, <100–284 | ||
| Hypoinsulinaemic (deceased) | 2.1 (0.6) [6] | 14 (6) [3], <10 [3] | 215 (74) [3], <100 [2] | |
| range, 1.4–2.6 | range, <10–18 | range, <100–272 | ||
| Hypoinsulinaemic (NICTH) | 1.2 (1.1) [2] | <10 [2] | <100 [2] | |
| range, 0.5–2.0 | ||||
| Hyperinsulinaemic (insulin o/d) | 1.5 (0.8) [9] | 3028 (4850) [9] | <100 [9] | |
| range, 0.2–2.6 | range, 124–14100 | |||
| Hyperinsulinaemic (sulphonylurea o/d) | 1.4 (0.2) [5] | 215 (148) [5] | 2945 (1710) [5] | |
| range, 1.1–1.7 | range, 49–350 | range, 1107–5575 | ||
| Hyperinsulinaemic (endogenous) | 1.8 (0.5) [15] | 328 (306) [14] | 1643 (1013) [15] | |
| range, 0.8–2.4 | range, 47–979 | range, 474–3716 | ||
