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. 2019 Jan 29;51(4):1324–1335. doi: 10.4143/crt.2018.653

Table 4.

Pain response according to Bilsky grade in spinal metastasis

Pain response	Bilsky grade				p-value^a)
Pain response	Grade 0 (n=56)	Grade 1 (n=32)	Grade 2 (n=15)	Grade 3 (n=8)	p-value^a)
CR	25 (44.6)	6 (18.8)	2 (13.3)	1 (12.5)	0.008
PR	19 (33.9)	19 (59.4)	6 (40.0)	4 (50.0)
SD	8 (14.3)	5 (15.6)	5 (33.3)	1 (12.5)
PD	3 (5.4)	1 (3.1)	2 (13.3)	0
Not checkable	1 (1.8)	1 (3.1)	0	2 (25.0)

Values are presented as number (%). CR, complete response; PR, partial response; SD, stable disease; PD, progressive disease.

^a)

Pearson's chi-squared test.