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Patients' characteristics.
| Discovery group | Validation group | |
|---|---|---|
| NFPA patients (number of patients) | 20 | 80 |
|
| ||
| Age (years) | ||
| Range | 36–73 | 34–80 |
| Median | 58 | 63 |
|
| ||
| Sex (number of patients) | ||
| Male | 17 | 44 |
| Female | 3 | 36 |
|
| ||
| Histopathology (number of patients) | ||
| Gonadotroph PitNET | 20 | 75 |
| Null-cell/gonadotroph PitNET | 0 | 5 |
|
| ||
| Clinical classification (number of patients) | ||
| Invasive PitNET | 11 | 47 |
| Noninvasive PitNET | 9 | 33 |
