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Table 1 Lab measurement frequency and range targets used in the analysis

From: Clinical decision support improves physician guideline adherence for laboratory monitoring of chronic kidney disease: a matched cohort study

Lab measurement

Frequency

Target range

eGFR

 -Stage 3

Every 12 months

 

 -Stage 4

Every 3 months

 

 -Stage 5

Every month

 

PTH

 - Stage 3

 

35 pg/mL to 70 pg/mL

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

 - Stage 4

Every 3 months

70 pg/mL to 110 pg/mL

 - Stage 5

Every 3 months

150 pg/mL to 300 pg/mL

Hemoglobin

 

>10 g/dL

 - Females

  

  - Previous within 12–17

Every 12 months

 

  - Previous outside 12–17

Every 3 months

 

 - Males

  

  - Previous within 13.5–17

Every 12 months

 

  - Previous outside 13.5–17

Every 3 months

 

TSAT (hemoglobin below gender specific range)

 

>20 %

 - Previous within target

Every 12 months

 

 - Previous outside target

Every 3 months

 

25-hydroxyvitamin D

 

> = 30 ng/mL

 - Previous within target

Every 12 months

 

 - Previous outside target

Every 6 months

 

Serum Ca

 

8.6 to 10.2 mg/dL

 - Stage 3

  

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

 - Stage 4

Every 3 months

 

 - Stage 5

Every month

 

Serum Phos

 

2.7 mg/dL to 4.6 mg/dL

 - Stage 3

  

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

 - Stage 4

Every 3 months

 

 - Stage 5

Every month

 

LDL Cholesterol

 

<100 mg/dL

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

CO2

 

22 to 30 mmol/L

 - Stage 3

  

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

 - Stage 4

Every 3 months

 

 - Stage 5

Every month

 

Urine Albumin/Creatininea

 

0 to 29 mg/g

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 

Urine Protein/Creatininea

 

0 to 200 mg/g

  - Previous within target

Every 12 months

 

  - Previous outside target

Every 3 months

 
  1. aMeasurement of urine albumin/creatinine or urine protein/creatinine ratio satisfies frequency of urine panel