Table 2. Treatment and Efficacy.
All, N = 159 | LMR |
mGPS |
|||||
---|---|---|---|---|---|---|---|
< 1.97, N = 24 | ≥ 1.97, N = 135 | P | 0 - 1, N = 120 | 2, N = 39 | P | ||
First-line regimen | |||||||
Single or combination (N) | |||||||
Single/combination | 4/155 | 0/24 | 4/131 | 1.00a | 4/116 | 0/39 | 0.57a |
Platinum-based (N) | |||||||
CDDP/CBDCA | 52/103 | 8/16 | 44/87 | 1.00a | 43/73 | 9/30 | 0.12a |
PEM-containing (N) | 77 | 13 | 64 | 0.66a | 59 | 18 | 0.85a |
Bev-containing (N) | 32 | 4 | 28 | 0.79a | 23 | 9 | 0.65a |
Concurrent TRT (N) | 8 | 0 | 8 | 0.61a | 6 | 2 | 1.00a |
First-line response | |||||||
RR (%) (95% CI) | 40.9 (33.2 - 48.9) | 8.3 (1.0 - 27.0) | 46.7 (38.0 - 55.4) | < 0.01a | 45.0 (35.9 - 54.3) | 28.2 (15.0 - 44.9) | 0.09a |
DCR (%) (95% CI) | 69.8 (62.0 - 76.8) | 33.3 (15.6 - 55.3) | 76.3 (68.2 - 83.2) | < 0.01a | 76.7 (68.1 - 83.9) | 48.7 (32.4 - 65.2) | < 0.01a |
PFS (months) (95% CI) | 5.4 (4.6 - 6.3) | 2.7 (1.0 - 3.7) | 5.7 (5.3 - 6.6) | < 0.01b | 5.7 (5.2 - 6.8) | 3.1 (1.6 - 5.3) | 0.01b |
Second or further line (N) | 96 | 5 | 91 | < 0.01a | 84 | 12 | < 0.01a |
ICI (N) | 20 | 1 | 19 | 0.31a | 18 | 2 | 0.16a |
aFisher’s exact test. bLog-rank test. Bev: bevacizumab; CBDCA: carboplatin; CDDP: cisplatin; CI: confidence interval; DCR: disease control rate; ICI: immuno-checkpoint inhibitor; LMR: lymphocyte to monocyte ratio; mGPS: modified Glasgow prognostic score; PEM: pemetrexed; PFS: progression-free survival; RR: response rate; TRT: thoracic radiotherapy.