Table 1 Average electrolyte level before the replacement was ordered.

From: Behavioural patterns of electrolyte repletion in intensive care units: lessons from a large electronic dataset

 

Threshold

N

p-value

Effect size

Potassium

KAll Patients

3.66 ± 0.36

109723

  

Ktrigger off diuretics

3.57 ± 0.31

48719

  

Ktrigger on loop diuretics only

3.75 ± 0.38

33073

0.00001

0.519

Ktrigger on thiazide only

3.54 ± 0.30

6116

0.00001

0.098

Kacetazolamide only

3.54 ± 0.27

322

0.061417

0.103

Kspironolactone only

3.62 ± 0.44

795

0.000011

0.131

KCKD

3.78 ± 0.41

6010

0.00001

0.578

Magnesium

MgAll patients

1.77 ± 0.20

51833

  

Mgtrigger off diuretics

1.74 ± 0.19

25711

  

Mgtrigger on loop diuretics only

1.80 ± 0.19

14257

0.00001

0.316

Mgtrigger on thiazide only

1.74 ± 0.18

2055

0.511248

0

Mgacetazolamide only

1.74 ± 0.16

135

0.865312

0

Mgspironolactone only

1.78 ± 0.21

531

0.00001

0.200

MgCKD

1.79 ± 0.22

2626

0.00001

0.243

Calcium

CaAll patients

1.05 ± 0.10

2306

  

Catrigger off diuretics

1.04 ± 0.14

274

  

Catrigger on loop diuretics only

1.04 ± 0.09

1479

0.843678

0

Catrigger on thiazide only

1.06 ± 0.13

19

0.665567

0.148

Caacetazolamide only

1.20 ± 0.05

3

0.053386

1.522

Caspironolactone only

1.13 ± 0.13

9

0.061671

0.666

CACKD

1.05 ± 0.07

193

0.370247

0.090

Phosphate

POAll patients

1.95 ± 0.58

8770

  

POoff diuretics

1.96 ± 0.60

4651

  

POloop diuretics only

1.92 ± 0.53

2690

0.004162

0.071

POtrigger on thiazide only

1.96 ± 0.60

261

0.944454

0

POacetazolamide only

1.96 ± 0.62

16

0.963447

0

POspironolactone only

2.04 ± 0.61

53

0.325411

0.132

POCKD

1.98 ± 0.51

269

0.603636

0.036

  1. The result of the two-tailed t test is added as well and effect size is Cohen’s d statistic (difference in means divided by pooled standard deviation). The p value is compared to all patients that are off diuretics and do not have CKD.