Inclusion Criteria:  Scheduled for elective arthroscopic RCR; First time RCR on the target shoulder; Completed primary and secondary outcome measures (Western Ontario Rotator Cuff Index (WORC), Constant Score, Maximum Pain on Numeric Rating Scale and EQ-5D-5L) from daily routine.  Exclusion Criteria:  Changes of intra operative procedure (e.g. anything but RCR) Re-repair of tendon; No surgery; Other pain-related or neurological comorbidities that could interfere with pain measures;