Goldberg 2004.

Study characteristics
Methods	Self‐management support in a web‐based medical record: a pilot randomized controlled trial Quasi‐RCT, conducted in 2 primary care clinics at Haborview Medical Centre, University of Washington, USA Two arms: 1. Usual care ‐ UC (control arm) and 2. Self‐management support ‐ SMS (intervention arm)
Participants	Control arm N: 127 Intervention arm N: 132 Diabetes type: unclear/not reported Mean age: 57.2 ± NR % Male: 56.8 Longest follow‐up: 6 months
Interventions	Control arm: None Intervention arm: 1) Clinician reminders 2) Patient education 3) Promotion of self‐management
Outcomes	1) HbA1c, mean % (SD) Control arm: pre 8.1 (NR), post 7.7 (NR) Intervention arm: pre 8.0 (NR), post 7.6 (NR)
Funding source	The study was supported by a grant (I.D. # 041871) from the Robert Wood Johnson Foundation’s Improving Chronic Illness Care program
Notes	—
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	High risk	Last digit of their medical record.
Allocation concealment (selection bias)	Unclear risk	Patient randomised and allocation concealment not reported.
Patient's baseline characteristics (selection bias)	Low risk	Information not available.
Patient's baseline outcomes (selection bias)	Low risk	Information not available.
Incomplete outcome data (attrition bias)	High risk	Lots of dropouts.
Blinding of participants and personnel (performance bias) and of outcome assessors (detection bias)	Unclear risk	Process measures.
Selective reporting (reporting bias)	Low risk	Information not available.
Risk of contamination (other bias)	Low risk	Information not available.
Other bias	Low risk	Information not available.