Table 3 Laboratory & radiological findings on admission

WBC

Mean ± SD

13.1 ± 3.81

13.7 ± 3.49

0.433

0.658

Range

5.50 – 20.1

7.80 – 19.0

Hb%

Mean ± SD

11.9 ± 2.04

10.7 ± 1.35

1.77

0.77

Range

8 – 15

8.30 – 12.4

Platelet

Mean ± SD

320.6 ± 92.1

278.7 ± 116.9

1.09

0.275

Range

150 – 450

150 – 444

Creatinine

Mean ± SD

1.27 ± 0.56

1.42 ± 0.39

1.25

0.210

Range

0.60 – 3.10

0.90 – 1.90

BUN

Mean ± SD

57.1 ± 15.4

50.1 ± 15.9

1.67

0.093

Range

34 – 90

32 – 80

Albumin

Mean ± SD

2.51 ± 0.63

2.14 ± 0.40

1.39

0.163

Range

1.50 – 3.50

1.80 – 3.10

pH

Mean ± SD

7.34 ± 0.13

7.35 ± 0.13

0.371

0.710

Range

7.10 – 7.49

7.13 – 7.48

PaO2

Mean ± SD

51.9 ± 6.20

59.1 ± 3.54

3.88

0.001*

Range

39 – 68

55 – 68

SaO2

Mean ± SD

77.1 ± 6.59

83.6 ± 6.76

2.68

0.007*

Range

65 – 90

67.9 – 90

PaCO2

Mean ± SD

38.4 ± 8.18

38.9 ± 6.39

0.630

0.529

Range

29 – 65

33 – 54

HCO3

Mean ± SD

18.5 ± 4.38

18.1 ± 3.31

0.413

0.679

Range

10 – 28

13 – 23

Anion gap

Mean ± SD

13.4 ± 8.39

13.5 ± 6.09

0.434

0.665

Range

4 – 34

7 – 24

RADS

Mean ± SD

6.52 ± 1.92

5.60 ± 2.06

1.31

0.191

Range

3.20 – 11.2

3 – 9

BWT

Mean ± SD

2.12 ± 0.66

1.32 ± 0.48

3.27

0.001*

Range

1.30 – 3.80

0.80 – 2.20

CXR

Normal

28(58.3)

6(60.0)

X2 = 

0.944

0.624

Bronchopneumonia

4(8.30)

0(0.00)

Increased BVM

16(33.3)

4(40.)