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Table 4 Determinants of restrictive lung disorder

From: Prevalence and determinants of restrictive lung disorder among quarry workers at the Umuoghara quarry site, Ebonyi State, Nigeria: a cross-sectional study

Socio-demographic characteristics

Bivariate analysis

Multivariate analysis

Restrictive disorder (n = 300)

X2

(p value)

AOR (95% CI)

Present (n = 43)

n(%)

Absent

(n = 257)

n(%)

Age

\(\:\le\:\) 34

20(9.8)

185(90.2)

11.046

 
 

\(\:>\:\) 34

23(24.2)

72(75.8)

(< 0.001)

2.094 (0.953–4.602)

Gender

Male

26(13.0)

174(87.0)

0.869

 
 

Female

17(17.0)

83(83.0)

(0.351)

NA

Nationality

Nigerian

41(15.2)

229(84.8)

1.873

 
 

Others

2(6.7)

28(93.3)

(0.171)

NA

Education

Primary and below

19(11.4)

147(88.6)

2.524

 
 

Secondary and above

24(17.9)

110(82.1)

(0.112)

NA

Duration of exposure (in years

≤ 5 years

12(8.8)

125(91.2)

11.123

 
 

> 5years – 10years

24(16.8)

119(83.2)

(0.004)

2.880 (1.234–6.720)

 

> 10years

7(35.0)

13(65.0)

 

9.645 (2.601–35.766)

Smoking habits

Have smoked

27(30.3)

62(69.7)

26.394

 
 

Never smoked

16(7.6)

195(92.4)

(< 0.001)

3.558 (1.631–7.762)

Past history of respiratory illness

Yes

1(5.9)

16(94.1)

1.048

 
 

No

42(14.8)

241(85.2)

(0.306)

NA

Use of protective measures

Used

31(30.7)

70(69.3)

33.188

 
 

Did not use

12(6.0)

187(94.0)

(< 0.001)

0.114 (0.050–0.262)

Exposure to dust/smoke from other jobs

Yes

7(18.9)

30(81.1)

0.723

 
 

No

36(13.7)

227(86.3)

(0.395)

NA