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Table 3 Treatment plan and evaluation of results

From: Caudal epidural steroid injections versus selective nerve root blocks for single-level lumbar spinal stenosis: a study protocol for a randomized controlled trial

Data collection/recording Person in charge Observational phase Follow-up phase
2 days before intervention 1 day after intervention 2 weeks after intervention 3 months after intervention 6 months after intervention 1 year after intervention
Obtaining informed consent Luo Xiao ×      
Collecting patients’ basic information and medical history Han Nirong ×      
Screen patients for eligibility Ehsan Abduhani ×      
LANSS pain scale Akram Osman ×      
ODI Akram Osman
Liu Zhenqiang
× × × × × ×
NRS for pain Akram Osman
Liu Zhenqiang
× × × × × ×
  1. LANSS, Leeds Assessment of Neuropathic Symptoms and Signs Pain Scale; ODI, Oswestry Disability Index; NRS, numeric rating scale