Day ?? | Day of inclusion: | Demographic data, clinical history, concomitant medication, informed consent, inclusion/exclusion criteria. |
Day 0 | Day of infiltration: | Pain (VAS), HOOS and HHS-score, randomization and infiltration. |
Day 1-14 | Diary: | Daily VAS and use of pain killers per day. |
Week 6 | Second consultation: | VAS, HOOS and HHS-score. |
Week 12 | Third consultation: | VAS, HOOS and HHS-score. |
Week 26 | Fourth consultation: | VAS, HOOS and HHS-score, end follow-up. |