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Table 2 Bivariate analysis of laboratory parameters associated with 30-day mortality

From: Serum inorganic phosphorus levels predict 30-day mortality in patients with community acquired pneumonia

  

30 day- mortality

P-Value

OR

95 % CI

 

Parameter

 

Number

%

N

%

    
  

3,876

100 %

674

17 %

    

BUN (mg/dL)

<20

2754

71 %

298

11 %

.000

Ref.

  

BUN (mg/dL)

20-39

485

13 %

134

28 %

.000

3.15

2.494

3.970

BUN (mg/dL)

40-59

382

10 %

117

31 %

.000

3.64

2.838

4.666

BUN (mg/dL)

≥60

255

7 %

125

49 %

.000

7.92

6.029

10.416

Creatinine (mg/dL)

0.9- 1.29

2258

58 %

288

13 %

.000

Ref.

  

Creatinine (mg/dL)

0.1- 0.9

142

4 %

27

19 %

.034

1.606

1.037

2.486

Creatinine (mg/dL)

1.3-1.49

545

14 %

95

17 %

.004

1.444

1.121

1.861

Creatinine (mg/dL)

1.5-1.9

455

12 %

106

23 %

.000

2.078

1.618

2.668

Creatinine (mg/dL)

≥2

476

12 %

158

33 %

.000

3.399

2.708

4.266

Hemoglobin

≥12

1911

49 %

235

12 %

.000

Ref.

  

Hemoglobin

10-11

1307

34 %

243

19 %

.000

1.664

1.404

1.972

Hemoglobin

9-10

380

10 %

99

26 %

.000

2.819

2.222

3.577

Hemoglobin

<9

269

7 %

95

35 %

.000

5.090

3.899

6.644

Hemoglobin

Missing

9

 

2

22 %

    

Albumin (g/dL)

3.4-4

513

13 %

21

4 %

.000

   

Albumin (g/dL)

<2

347

9 %

171

49 %

.000

22.76

14.018

36.963

Albumin (g/dL)

2-3

1668

43 %

313

19 %

.000

5.41

3.438

8.519

Albumin (g/dL)

3-3.4

721

19 %

55

8 %

.012

1.93

1.155

3.242

Albumin (g/dL)

Missing

627

16 %

114

18 %

.000

5.21

3.217

8.427

Sodium (mmol/L)

≤130

412

11 %

76

18 %

.000

1.00

  

Sodium (mmol/L)

130-150

3366

87 %

543

16 %

.231

0.85

.652

1.109

Sodium (mmol/L)

≥150

97

3 %

55

57 %

.000

5.79

3.609

9.287

Sodium(mmol/L)

Missing

1

 

0

0 %

    

WBC (103/μL)

4 ≤ ≤12

1816

47 %

259

14 %

.000

Ref.

  

WBC (103/μL)

<4

144

4 %

27

19 %

.007

1.668

1.150

2.421

WBC (103/μL)

>12

1907

49 %

386

20 %

.000

1.529

1.315

1.777

WBC (103/μL)

Missing

9

 

2

22 %

    

Hematocrit (%)

≥30

3268

85 %

496

15 %

 

Ref.

  

Hematocrit (%)

<30

599

15 %

176

29 %

.000

2.735

2.280

3.280

Hematocrit (%)

Missing

9

 

2

22 %

    

RDW (%)

≤15

1958

59 %

242

12 %

 

1.00

  

RDW (%)

>15

1373

41 %

348

25 %

.000

2.41

2.008

2.886

RDW (%)

Missing

545

 

84

15 %

    

GFR (ml/min)

≤90

852

22 %

106

12.4 %

.000

1.00

  

GFR (ml/min)

60-90

1227

32 %

149

12.1 %

.839

0.97

.746

1.269

GFR (ml/min)

30-60

1332

34 %

260

19.5 %

.000

1.71

1.337

2.180

GFR (ml/min)

15-30

369

10 %

130

35.2 %

.000

3.83

2.850

5.141

GFR (ml/min)

<15

96

2 %

29

30.2 %

.000

3.05

1.883

4.927

Phosphorus (mg/dL)

2.5-4.49

2790

72 %

415

14.9 %

.000

1.00

  

Phosphorus (mg/dL)

≤2.49

643

17 %

91

14.2 %

.641

0.94

.738

1.205

Phosphorus (mg/dL)

≥4.5

443

11 %

168

37.9 %

.000

3.50

2.810

4.350

Phosphorus (mg/dL)

1.51-3.9

3004

78 %

396

13.2 %

.000

1.00

  

Phosphorus (mg/dL)

≤1.5

62

2 %

24

38.7 %

.000

4.16

2.468

7.009

Phosphorus (mg/dL)

4-4.49

367

9 %

86

23.4 %

.000

2.02

1.548

2.624

Phosphorus (mg/dL)

≥4.5

443

11 %

168

37.9 %

.000

4.02

3.232

5.009

  1. Abbreviations: OR Odds Ratio, CI Confidence Interval, Ref. Reference, BUN Blood Urea Nitrogen, WBC White Blood Cells, RDW Red Blood Cell Distribution Width, GFR Glomerular Filtration Rate