Table 1.
Clinical characteristics | ILA score | ||||||
---|---|---|---|---|---|---|---|
Score 0 (n=51) | Score 1 (n=52) | Score 2 (n=15) | Score 3 (n=2) | Total (n=120) | P value | ||
Age (range) | 60 (25-90) | 64 (39-85) | 70 (39-89) | 55.5 (50-61) | 64 (25-90) | 0.01* | |
Gender | Male | 23 | 21 | 9 | 0 | 53 | 0.38 |
Female | 28 | 31 | 6 | 2 | 67 | ||
Race | White | 42 | 47 | 15 | 2 | 106 | 0.89 |
Asian | 4 | 2 | 0 | 0 | 6 | ||
Black | 4 | 2 | 0 | 0 | 6 | ||
Other | 1 | 1 | 0 | 0 | 2 | ||
Smoking | Never | 20 | 8 | 1 | 0 | 29 | 0.03* |
Former | 23 | 30 | 10 | 1 | 64 | ||
Current | 8 | 14 | 4 | 1 | 27 | ||
Pack years of smoking (range) | 10 (0-60) | 30 (0-100) | 40 (0-180) | 38.5 (27-50) | 20 (0-180) | 0.0002* | |
Distant metastasis | Present | 39 | 43 | 11 | 2 | 95 | 0.75 |
Absent | 12 | 9 | 4 | 0 | 25 | ||
Histology | Adeno | 47 | 43 | 15 | 1 | 106 | 0.19 |
Squamous | 2 | 3 | 0 | 0 | 5 | ||
Other# | 2 | 6 | 0 | 1 | 9 | ||
Systemic therapy | Chemo | 33 | 39 | 10 | 1 | 83 | 0.004* |
TKIs | 18 | 8 | 2 | 0 | 28 | ||
None | 0 | 5 | 3 | 1 | 9 |
Includes 7 patients with NSCLC NOS (not otherwise specified), one patient with large cell carcinoma and one patient with sarcomatoid carcinoma.