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Table 4 Proportion and management of different classifications of hypokalemia

From: Association between preoperative hypokalemia and postoperative complications in elderly patients: a retrospective study

Classification

Mild

Moderate

Severe

Total

P

Number (proportion)

357 (81.88%)

73 (16.74%)

6 (1.38%)

436 (100%)

 

Supplement of potassium (mmol)

2.01 (0.20 to 4.02)*

15.41 (13.40 to 17.42)*

16.42 (11.06 to 33.50)

 

< 0.001^

Postoperative complications

29 (8.12%)

9 (12.33%)

1 (16.67%)

 

0.249+

  1. ^Kruskal Wallis test
  2. *P < 0.001 compared with severe hypokalemia
  3. +Fisher’s exact test
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BMC Geriatrics

ISSN: 1471-2318

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