Table 1 General characteristics and clinical presentation of patients

Mean

SD

Age

43.613

9.03

Sex

N

%

 Female

25

14.79

 Male

144

85.21

Nationality

N

%

 African

7

4.14

 Asian

158

93.49

 Kuwaiti

4

2.37

Smoking

N

%

 Ex-smoker

3

1.78

 Nonsmoker

134

79.29

 Smoker

32

18.93

Occupation

N

%

 Hand working

103

60.95

 Office worker

10

5.92

 Transportation

56

33.14

Laboratory data

Mean

SD

 TLC (10⁹/L)

7.36

1.81

 HB (g/dL)

14.55

2.32

 PLT (10⁹/L)

266.92

70.84

 Bun (mg/dL)

4.45

1.31

 Creatinine (mg/dL)

6.83

1.42

 ALT (U/L)

27.48

19.01

 AST (U/L)

29.06

20.53

 Total bilirubin (mg/dL)

1.36

1.06

 Direct bilirubin (mg/dL)

0.23

0.26

X-ray features

N

%

 a—Laterality

  Unilateral

120

71.01

  Bilateral

49

28.99

 b—Lesion site

  RT

74

43.78

  LT

46

27.23

  Both

49

28.99

 c—Zone affection

  Apical zone (yes)

120

71.01

  Mid-zone (yes)

15

8.88

  Lower zone (yes)

30

17.75

 d—Lesion pattern

  Infiltration (yes)

144

85.21

  Consolidation (yes)

8

4.73

  Cavitation (yes)

1

0.59

  Nodules (yes)

4

2.37

  Fibrotic scar (yes)

1

0.59

  Hilar LN (yes)

2

1.18

  Effusion (yes)

6

3.55