Table 1.

Summary of study measures and assessment timing.

Element	Source	Hospital admission	Randomized	Hospital discharge	Study follow-up visit (ACTa patients only)	30 days	90 days	1 year
Sociodemographic factors, comorbidities	UDPb	✓
Attributes of hospitalization and AKIc episode	UDP			✓
Medication use	UDP	✓		✓		✓
Brief health literacy screen	Patient self-report		✓
mKiKSd	Patient self-report		✓			✓
PROMIS 10	Patient self-report		✓			✓
Was it worth it?	Patient self-report					✓e
Encounter observation	Audio or videorecording				✓e
Qualitative interviews	Patient or staff self-report					✓e,f
MAKEg, unplanned EDh visit, rehospitalization	UDP						✓
CKDi or death	UDP							✓
Kidney laboratory assessments, outpatient visits	UDP						✓

^aACT: AKI in Care Transitions.

^bUDP: Unified Data Platform, source for quantitative data collection unless otherwise specified.

^cAKI: acute kidney injury.

^dmKiKS: modified Kidney Knowledge Survey.

^eIntervention patients or clinicians only.

^fStaff participating in interviews will complete the Feasibility of Intervention Measure and Acceptability of Intervention Measure surveys [21].

^gMAKE: major adverse kidney event.

^hED: emergency department.

ⁱCKD: chronic kidney disease.