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Table 4 ICC for outcome measures collected in multiple studies

From: Clustering of continuous and binary outcomes at the general practice level in individually randomised studies in primary care - a review of 10 years of primary care trials

Outcome measureNUnadjusted median (IQR)Adjusted median (IQR)
Symptom severity90.01 (0.00, 0.08)0.00 (0.00, 0.03)
Reconsultation60.01 (0.00, 0.08)0.01 (0.00, 0.07)
HADS anxietyc20.09 (0.00, 0.19)0.04 (0.02, 0.05)
HADS depression20.04 (0.02, 0.07)0.02 (0.00, 0.05)
Patient Enablement Instrument (PEI)20.02 (0.02, 0.02)d
Tympanometric resolution20.02 (0.00, 0.03)0.02 (0.00, 0.03)
EQ 5D-3 L80.02 (0.01, 0.03)0.01 (0.01, 0.04)
  1. cHADS Hospital Anxiety and Depression Scale
  2. dPEI is only collected at follow up time points so no baseline adjustment is possible