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Table 7 Clinical Characteristics of Patients Who Required Postoperative Potassium Supplementation

From: Re-evaluating the necessity of routine laboratory tests after high tibial osteotomy surgery

Factor

Treatment Group (n = 17)

No Treatment Group (n = 465)

P value

Age (years)

54.00 ± 6.86

53.29 ± 5.89

0.627

Sex (n)

  

0.159

 Male

7

318

 

 Female

10

147

 

BMI (kg/m2)

23.30 ± 3.74

23.16 ± 2.94

0.852

Smoking: n(%)

1(5.9 %)

135(29.0 %)

0.051

Alcohol use: n(%)

1(5.9 %)

95(20.4 %)

0.216

Diabetes mellitus: n(%)

2(11.8 %)

31(6.7 %)

0.327

High blood pressure: n(%)

3(17.6 %)

63(13.5 %)

0.716

Preoperative Potassium (g/L)

3.68 ± 0.53

4.10 ± 0.38

0.006

Estimated blood loss (mL)

264.71 ± 158.87

242.37 ± 105.41

0.401

Operative time (minutes)

136.59 ± 11.24

147.25 ± 25.51

0.002

  1. BMI body mass index