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Table 1 Outcome parameters in correlation to time

From: Cryoneurolysis’ outcome on pain experience (COPE) in patients with low-back pain: study protocol for a single-blinded randomized controlled trial

Time (T)   Instruments
0 Baseline before intervention treatment NRS-11, ODI, EQ-5D, SF-36, PCS, MDI
1 Randomization NRS-11
2 Follow-up Day 1 NRS-11, PGIC
3 4 weeks NRS-11, PGIC, PCS
4 3 months NRS-11, PGIC, PCS
5 6 months NRS-11, PGIC, PCS, ODI, EQ-5D
6 12 months NRS-11, ODI, EQ-5D, SF-36, PCS, MDI, PGIC