Table 1. Association of COP-MPV with the clinicopathologic characteristics of patients with NSCLC.
| Variables | COP-MPV = 0 n(%) | COP-MPV = 1 n(%) | COP-MPV = 2 n(%) | P value |
|---|---|---|---|---|
| Age (year) | 0.890 | |||
| ≤60 | 62(52.1) | 146(49.5) | 66(50.0) | |
| >60 | 57(47.9) | 149(50.5) | 66(50.0) | |
| Sex | 0.004 | |||
| Female | 53(44.5) | 82(27.8) | 48(34.1) | |
| Male | 66(55.5) | 213(72.2) | 84(65.9) | |
| Smoking | 0.161 | |||
| Yes | 70(58.8) | 202(68.5) | 89(67.4) | |
| No | 49(41.2) | 93(31.5) | 43(32.6) | |
| Tumor location | 0.385 | |||
| Right | 67(56.3) | 173(58.6) | 85(64.4) | |
| Left | 52(43.7) | 122(41.4.) | 47(35.6) | |
| Histological subtype | 0.135 | |||
| Adenocarcinoma | 58(48.7) | 119(40.3) | 43(32.6) | |
| SqCC | 46(38.7) | 137(46.4) | 70(53.0) | |
| Others | 15(12.6) | 39(13.3) | 19(14.4) | |
| Lesion | 0.411 | |||
| Peripheral | 91(76.5) | 213(72.2) | 91(68.9) | |
| Central | 28(23.5) | 82(27.8) | 41(31.1) | |
| Resection type | 0.860 | |||
| Pneumonectomy | 14(11.8) | 35(11.9) | 18(13.6) | |
| Lobectomy | 105(88.2) | 260(88.1) | 114(86.4) | |
| Lymph node metastasis | 0.810 | |||
| Yes | 51(42.9) | 136(46.1) | 58(43.9) | |
| No | 68(57.1) | 159(53.9) | 74(56.1) | |
| Pathological stage | <0.001 | |||
| I | 55(46.2) | 141(47.8) | 40(30.3) | |
| II | 32(26.9) | 32(10.8) | 49(37.1) | |
| IIIA | 32(26.9) | 122(41.4) | 43(32.6) |
Abbreviations: COP-MPV, combination of preoperative platelet count and mean platelet volume; NSCLC, non-small cell lung cancer; SqCC, Squamous cell carcinoma.
P less than .05 is statistically significant.