Appendix B. Data Abstraction Forms: Renal

Patient Population Information

Age (descriptive statistics)
Age subgroup analysis in paper: yes/no
Gender subgroup analysis in paper: yes/no
Race subgroup analysis in paper: yes/no
Total number of patients in analysis
Type of dialysis population: #pre-dialysis, #dialysis (percentages will be automatically calculated cells)
Type of dialysis - # HD, #PD

Patient inclusion exclusion criteria - to be provided to TAG only for information

Treatment information

EPO yes/no
IV iron yes/no
Oral iron yes/no
Androgen yes/no
Transfusion yes/no
Other free text

Pediatric studies:
Nutritional supplementation yes/no [when defined as nutrition given by IV, NGT (nasogastric tube), NJT (nasojejunal tube), G-tube (gastrostomy tube), J-tube (jejunostomy tube)]
Growth hormone yes/no

Group Hematocrit description table

Summary hematocrit value
Hematocrit summary statistic (mean versus median)
SD hematocrit
Range
Number of patients in group

Outcome information

• Functional Status - issues of various outcome assessment tools used and appropriate
  intermediate outcomes
• Quality of life - KD QOL etc
• Survival
• Blood transfusions - various ways of reporting
  % pts requiring transfusion
  number of transfusions needed (units)
• Hospitalization - various dimensions of this outcome to consider
  Number of hospital days
  Number of overall hospitalizations
  Number of hospitalizations for a specific problem
• Treatment related morbidity - rate of new or worsened hypertension, vascular access thrombosis, cardiovascular events, any others? (seizures, etc...)
• Growth - height, weight, percentile, standard deviation score, head circumference
• Development - Stanford-Binet score, Bailey score, normal vs. delayed
• School Performance - within normal limits vs. special needs Regularly attend school - able vs. unable vs. part-time