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Table 4 Spearman’s Rank Correlation coefficient parameters

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

   

% of Pts with P ≤ 1.5

% of Pts with P 1.51-2.49

% of Pts with P 2.5-3.99

% of Pts with P 4-4.49

% of Pts with P ≥4.5

SPEARMAN

Age (years)

<40

271

4

20

62

7

7

0.078

 

40-49

209

2

15

65

11

7

 
 

50-59

356

1

21

58

8

11

 
 

60-69

579

1

16

62

9

11

 
 

70-79

1016

1

15

62

9

13

 
 

≥80

1445

2

12

64

10

12

 

Albumin (g/dL)

3.4-4

513

0

12

65

11

12

0.040

 

<2

347

4

17

50

10

18

 
 

2-3

1668

1

15

62

8

12

 
 

3-3.4

721

1

14

66

10

9

 
 

Missing

627

2

17

64

10

8

 

Sodium (mmol/L)

≤130

412

2

19

61

7

12

0.049

 

130-150

3366

2

15

63

10

11

 
 

≥150

97

1

12

55

13

19

 
 

Missing

1

0

100

0

0

0

 

RDW (%)

≤15

1958

2

17

65

8

8

0.144

 

>15

1373

1

11

59

11

17

 
 

Missing

545

2

17

64

10

7

 
 

60-90

1227

2

18

67

8

5

 
 

30-60

1332

1

14

63

10

12

 
 

15-30

369

2

7

44

14

33

 
 

<15

96

0

5

25

11

58

 

CURB-65

0

589

1

20

66

8

6

 
 

1

881

2

16

67

8

6

 
 

2

1286

1

13

64

10

12

 
 

3

1120

2

13

56

11

18

 
  1. Abbreviations: RDW Red Blood Cell Distribution Width