Table 2.
Treatment History of the Sample Patients Plus EFS and OS Risks for Demographic Variables.
| Treatments | No. of patients | % of patients | EFS, HR (95% CI) | P | OS, HR (95% CI) | P |
|---|---|---|---|---|---|---|
| Surgery | ||||||
| Yes | 36 | 66.7 | 1 (0.60-0.90) | .826 | 1 (0.44-0.78) | .430 |
| No | 18 | 33.3 | 1.04 (0.56-0.99) | 1.18 (0.49-0.95) | ||
| Conventional treatment history | ||||||
| Only chemotherapy | 31 | 57.4 | 1 (0.62-0.93) | .650 | 1 (0.50-0.85) | .433 |
| Only radiation treatment | 2 | 3.7 | 1.30 (1.00-1.00) | 1.47 (1.00-1.00) | ||
| Both treatments | 21 | 38.9 | 0.92 (0.50-0.92) | 0.84 (0.34-0.80) | ||
| EWCC treatment group | ||||||
| Combination group | 36 | 66.7 | 1 (0.60-0.90) | .176 | 1 (0.47-0.80) | .363 |
| TKM-only group | 17 | 31.5 | 1.09 (0.62-1.03) | 1.11 (0.46-0.95) | ||
| Prevention group | 1 | 1.9 | 0 | 0 | ||
Abbreviations: EFS, event-free survival; OS, overall survival; HR, hazard ratio; CI, confidence interval; EWCC, East-West Cancer Center; TKM, traditional Korean medicine.