Table 1.

Correlations between VAS scores with FFD and Schober test scores.

	VAS × FFD		VAS × Schober Test
	Group DB	Group D	Group DB	Group D
Pre-treatment	0.36	0.355	−0.151	−0.057
Visit 2	0.636	0.70	−0.356	−0.414
Visit 3	0.527	0.527	−0.30	−0.326
Visit 4	0.086	0.326	−0.345	−0.319