a trend towards significanceP = 0.17
[ 24 ], the investigators found a strong correlation between the volume of epidural injectate and pain relief irrespective of steroid dose in the immediate (≤6 weeks; r = 0.80, P = 0.002) and intermediate-term (3 months-1 year; r = 0.95; P = 0.014), and a trend towards significance in the short-term (6 weeks-3 months; r = 0.50; P = 0.17).