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Table 6 Description of domains in Cochrane reviews that had multiple separate domains for assessing attrition bias for different outcomes

From: Assessments of attrition bias in Cochrane systematic reviews are highly inconsistent and thus hindering trial comparability

Study number

Names of separate domains for attrition bias in the Risk of Bias table

158, 197

Short-term, long-term

240

End-of-intervention, end of follow-up

250, 459, 533

Subjective outcome measures, objective outcome measures

285

Clinical heart failure, subclinical heart failure (dichotomous and/or continuous), overall survival, tumor response, quality of life, adverse effects, adverse effects other than cardiac damage

302

Drop-out rate described and acceptable, participants analyzed in the group to which they were allocated

312

Mortality (all cause), hospital readmissions (all cause), hospital readmissions (due to adverse drug events), hospital emergency department contacts (all-cause), hospital emergency department contacts (due to adverse drug events), adverse drug events

316

Adverse events: hypothyroidism, development or worsening of Graves’ ophthalmopathy, health-related quality of life, participants in euthyroid state, recurrence of hyperthyroidism, socioeconomic effects

324

12 weeks or less, after 12 weeks

340

Primary outcomes, secondary outcomes

346

All outcomes: drop-outs, all outcomes: ITT analysis

394

Time to resolution of diabetic ketoacidosis, all-cause mortality, hypoglycemic episodes, morbidity, socioeconomic effects

427

Drop-outs reported, ITT analysis reported

499

Objective outcome (deaths), subjective outcome (quality of life)

638, 795

Drop-outs, ITT analysis

641

Pain, function

722

Short term follow-up (up to 3 months), longer term follow-up

761

Consumption outcome, selection outcome

805

Hemodynamic data, clinical outcomes

867

Survival, tumor response, toxicity, quality of life

943

Short-term outcomes, childhood outcomes

946

All outcomes, ITT analysis

949

Wound healed, wound area, time to healing

951

Pain, swelling, function, adverse effects