Table 1 Clinical and pathologic characteristics of patients (n = 159)
From: Prognostic significance of CD44s expression in resected non-small cell lung cancer
Characteristics | AC | SCC | Â | ||
|---|---|---|---|---|---|
| Â | No. of patients | % | No. of patients | % | p-value |
No. of patients included | 82 | Â | 77 | Â | Â |
Age (years), median (range) | 62.0 (19-82) | 64.0(33-88) | Â | ||
   < 60 | 35 | 42.7 | 22 | 28.6 | 0.024 |
   ≥ 60 | 47 | 57.3 | 55 | 71.4 |  |
Sex | Â | Â | Â | Â | Â |
   Male | 51 | 63.4 | 72 | 93.5 | < 0.001 |
   Female | 31 | 37.8 | 5 | 6.5 |  |
Tumor size (n = 157) | Â | Â | Â | Â | Â |
   < 3 cm | 29 | 35.8 | 20 | 26.3 | 0.061 |
   ≥ 3 cm | 52 | 64.2 | 56 | 73.7 |  |
T (n = 158) | Â | Â | Â | Â | Â |
   1-2 | 72 | 87.8 | 61 | 80.3 | 0.076 |
   3-4 | 10 | 12.8 | 15 | 19.7 |  |
Lymph node metastasis | Â | Â | Â | Â | Â |
   Negative | 49 | 59.8 | 47 | 61.0 | 0.127 |
   Positive | 33 | 40.2 | 30 | 39.0 |  |
Stage | Â | Â | Â | Â | Â |
   I | 43 | 50.6 | 42 | 57.8 | 0.072 |
   II | 18 | 18.1 | 17 | 20.0 |  |
   III | 21 | 20.1 | 18 | 22.2 |  |
Tumor differentiation | Â | Â | Â | Â | Â |
   Well | 22 | 26.8 | 4 | 5.2 | 0.031 |
   Moderately | 41 | 50.0 | 55 | 71.4 |  |
   Poorly | 19 | 23.2 | 18 | 23.4 |  |
Adjuvant treatment | Â | Â | Â | Â | Â |
   not done | 45 | 54.9 | 37 | 45.1 | 0.241 |
   done | 37 | 45.1 | 40 | 51.9 |  |
CD44s (n = 149) | Â | Â | Â | Â | Â |
   Low | 36 | 46.8 | 6 | 8.3 | < 0.001 |
   High | 41 | 53.2 | 66 | 91.7 |  |
COX-2 (n = 159) | Â | Â | Â | Â | Â |
   Low | 16 | 19.5 | 23 | 29.9 | 0.129 |
   High | 66 | 80.5 | 54 | 70.1 |  |