Table 2.
Baseline demographic and disease characteristics of randomized patients.
| Characteristics | CBMS group (n = 33) | RBMS group (n = 33) | P value |
|---|---|---|---|
| Age (yr)a | 62·06 ± 6·98 | 61·58 ± 6·40 | 0·770 |
| Sex | 0·415 | ||
| Male | 25 | 22 | |
| Female | 8 | 11 | |
| Tumor type | 0·789 | ||
| Lung cancer | 24 | 22 | |
| Esophageal cancer | 9 | 11 | |
| ECOG | 0·523 | ||
| 2 | 7 | 9 | |
| 3 | 20 | 21 | |
| 4 | 6 | 3 | |
| Location(s) of disease | 0·422 | ||
| M or R or L | 13 | 11 | |
| M + R or M + L | 11 | 8 | |
| M + L + R | 9 | 14 | |
| Length of stenosis | 28·58 ± 6·77 | 27·61 ± 5·80 | 0·261 |
| Stenosis grade | 0·671 | ||
| 2 | 3 | 4 | |
| 3 | 20 | 15 | |
| 4 | 6 | 8 | |
| 5 | 4 | 6 | |
| Dyspnea score | 0·513 | ||
| 2 | 19 | 17 | |
| 3 | 7 | 11 | |
| 4 | 7 | 5 | |
| Distant metastasis | 0·375 | ||
| Yes | 5 | 7 | |
| No | 28 | 26 | |
| Laboratory valuesa | |||
| White blood cell (×109/L) | 8·12 ± 4·33 | 8·80 ± 3·95 | 0·356 |
| Immunoglobulin A | 2·79 ± 1·16 | 2·67 ± 1·04 | 0·657 |
| Immunoglobulin G | 11·81 ± 3·74 | 11·50 ± 3·26 | 0·847 |
| Immunoglobulin M | 1·49 ± 0·70 | 1·52 ± 0·69 | 0·985 |
Abbreviation: CBMS = Conventional Bare Metal Stent; RBMS = Radioactive Bare Metal Stent; ECOG = Eastern Cooperative Oncology Group. M = Main; L = Left; R = Right
Note: Data are mean ± standard deviation.
Unless indicated, chi square test was used.
a
Independent samples t-test was used.