Table 5.

Correlation between radiological response and PFS

	5-year PFS of CR/PR/MR (95% CI)	5-year PFS of SD/PD (95% CI)	HR (95% CI)	p value	C-index (95% CI)
RECIST	66.7% (33.7%–86.0%)	66.7% (52.9%–77.3%)	0.99 (0.34–2.92)	0.99	0.50 (0.23–0.77)
Modified RECIST	66.7% (37.5%–84.6%)	66.7% (52.4%–77.5%)	1.00 (0.37–2.70)	1.00	0.52 (0.28–0.77)
WHO	66.7% (37.5%–84.6%)	66.7% (52.4%–77.5%)	1.00 (0.37–2.70)	1.00	0.52 (0.28–0.77)
JOA	60.0% (38.4%–76.1%)	70.5% (54.6%–81.6%)	1.41 (0.62–3.21)	0.42	0.56 (0.36–0.77)
Modified Choi	59.3% (38.6%–75.0%)	71.4% (55.2%–82.6%)	1.54 (0.68–3.49)	0.30	0.61 (0.42–0.81)

CR complete response, PR partial response, MR minor response, SD stable disease, PD progressive disease, HR hazard ratio