Table 2 Characteristics of a cohort of NSCLC patients, healthy individuals, and COPD patients
From: Small nucleolar RNA signatures as biomarkers for non-small-cell lung cancer
| Â | 37 NSCLC (%) | 22 healthy individuals (%) | 26 COPD patients (%) |
|---|---|---|---|
Age* | 68 (53-75) | 64 (48-69) | 67 (56-72) |
Sex | Â | Â | Â |
   Female | 11 (29.73) | 7 (31.82) | 8 (30.77) |
   Male | 26 (70.27) | 15 (68.18) | 18 (29.23) |
Race | Â | Â | Â |
   White | 22 (59.46) | 13 (59.09) | 16 (61.54) |
   African American | 15 (40.54) | 9 (40.91) | 10 (38.55) |
Smoking status | 38 ± 27 (pack-years) | 33 ± 29 (pack-years) | 37 ± 25 (pack-years) |
Histological types | Â | Â | Â |
   SCC | 16 (43.24) |  |  |
   AC | 21 (56.76) |  |  |
Stage | Â | Â | Â |
   I | 10 (27.03) |  |  |
   II | 12 (32.43) |  |  |
   III-IV | 15 (40.54) |  |  |