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Table 1 Key Variables and Quantitative Outcomes by the Time of Data Collection

From: A randomized controlled trial to evaluate and assess the effect of comprehensive pre-end stage kidney disease education on home dialysis use in veterans, rationale and design

Variable Domains and Outcomes

Variable Name & Characteristic

Time Point

Demographics (Baseline data)

Age

Race/ethnicity

Education

Annual Family Income

Social Support

Pre-Intervention Baseline

Comorbidities (Baseline data)

Comorbidity Index

Pre-Intervention Baseline

Health Literacy (Baseline data)

Health Literacy Score

Pre-Intervention Baseline

CKD/Kidney Failure Knowledge

CKD/Kidney Failure Knowledge

• Pre-Intervention Baseline

• Post-Intervention/Control

Confidence in dialysis decision-making

Confidence in dialysis selection

• Pre-Intervention Baseline

• Post-Intervention/Control

Dialysis Modality Selection

Dialysis modality selection

• Pre-Intervention Baseline

• Post-Intervention/Control

Dialysis Modality Use

(Primary Outcome)

Dialysis modality use

90-day post-kidney failure

Patient Reported

HRQoL

• Pre-Intervention Baseline

• 90 days post-kidney failure

Patient Reported

Satisfaction with Dialysis

90-day post-kidney failure

Health Service Utilization

Number of inpatient stays

Number of outpatient visits

Post-Intervention to 90-day post-kidney failure

Clinical

Time to KRT initiation

eGFR at KRT initiation

Inpatient initiation of KRT

Vascular Access Presence at KRT

Vascular Access Use at KRT

At the development of kidney failure

  1. KRT Kidney Replacement Threapy