Table 2. Patient characteristics (N=241).
| Variable | No. of patients | % of patients |
|---|---|---|
| Age |
Median 75 (range 70–92) |
|
| ⩾75 yrs |
122 |
50% |
| ⩾80 yrs |
48 |
20% |
|
Gender | ||
| Male | 155 | 64% |
| Female |
86 |
36% |
|
Asbestos exposure | ||
| Occupational | 101 | 42% |
| Environmental | 91 | 38% |
| Uncertain | 19 | 8% |
| No documented exposure |
30 |
12% |
|
ECOG performance status | ||
| 0 | 157 | 65% |
| 1 | 69 | 29% |
| 2 | 11 | 4% |
| Unknown |
4 |
2% |
|
Diagnosis | ||
| Histological | 228 | 95% |
| Cytological only | 6 | 2% |
| Clinical-radiological only |
7 |
3% |
|
Histology | ||
| Epithelioid | 165 | 69% |
| Mixed | 27 | 11% |
| Sarcomatoid | 28 | 11% |
| Unspecified/unknowna |
21 |
9% |
|
IMIG stage | ||
| Early (I–II) | 149 | 62% |
| Advanced (III–IV) | 92 | 38% |
Abbreviations: ECOG=Eastern Cooperative Oncology Group; IMIG=International Mesothelioma Interest Group.
a
Nine patients with histological diagnosis and unspecified subtype; five with cytology only; seven with clinical/radiological diagnosis only.