Table 1.

Study intervention	Baseline (visit 1)	Intervention (visit 2)	6 weeks (visit 3)	12 Weeks (visit 4; remote)	26 weeks (visit 5; remote)
Timeframe	-0 to ± 1 week	±3 to ± 5 days	± 1 week	±1 week	±1 week
Eligibility assessment	X
Consent	X
Radiograph of shoulder		X
Randomization		X
Trial treatment delivery (CSI vs CSI + HD)		X
OSS	X		X	X	X
Range of motion	X		X	X	X
EQ-5D-5L	X		X	X	X
Resource use	X		X	X	X
Participant experience questionnaire					X

CSI, corticosteroid injection; EQ-5D-5L, EuroQol five-dimension five-level questionnaire; HD, hydrodilation; OSS, Oxford Shoulder Score.