Dal Conte 1990.

Methods	Random allocation: Yes; Concealed allocation: No; Baseline comparability: Yes; Blind assessors: No; Blind subjects: Yes; Blind therapists: Yes; Adequate follow‐up: Yes; Intention‐to‐treat analysis: No; Between‐group comparisons: Yes; Point estimates & variability: No; Eligibility criteria: Yes
Participants	60 participants with symptomatic unilateral calcific tendinitis of at least 3 months duration
Interventions	Group 1: pulsed magnetic field 30 minutes a day for 6 consecutive daysGroup 2: sham PMF of the same time and number of treatments
Outcomes	Assessed at 3 and 6 days, and 6 weeks.1. Pain (spontaneous and provoked)2. Range of motion
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment (selection bias)	Unclear risk	B ‐ Unclear