Table 2.
Patients characteristics
| Normal | fPCT (n = 14) | sPCT (n = 28) | aAIP (n = 31) | p value | |
|---|---|---|---|---|---|
| Age (years) | 52.3 ± 3.7 | 55.8 ± 2.4 | 59.3 ± 2.7 | 0.3 | |
| Sexe ratio (female) | 37% | 37% | 58% | 0.1 | |
| ALA | < 38 µmol/L | 28.5 ± 12.8 | 31.3 ± 7.7 | 36.6 ± 7.3 | 0.8 |
| PBG | < 9 µmol/L | 2.3 ± 7.8 | 4.2 ± 4.4 | 23.9 ± 4.2 | 0.003 |
| Total porphyrins | < 250 nmol/L | 7375 ± 1616 | 6277 ± 967 | 855 ± 1024 | 0.002 |
| Coproporphyrin III | 40–60% | 1.9 ± 1.1 | 4 ± 0.6 | – | 0.11 |
| Coproporphyrin I | 20–30% | 2.1 ± 3.4 | 8 ± 1.9 | – | 0.14 |
| Pentacarboxyporphyrin | N: <3% | 5 ± 1.8 | 7 ± 1 | – | 0.33 |
| Hexacarboxyporphyrin | N: <2% | 1.4 ± 0.3 | 1 ± 0.1 | – | 0.28 |
| Heptacarboxyporphyrin | N: <3% | 36.6 ± 3 | 33.1 ± 1.7 | – | 0.3 |
| Uroporphyrin | N: 10–15% | 58 ± 24 | 44 ± 14 | – | 0.05 |
Continuous variables are expressed as mean ± standard deviation; categorical variables are expressed as percentage (%) of the total number of patients (n)