8 th ANNUAL CONGRESS OF TURKISH THORACIC SOCIETY April 27 – May 1, 2005 Antalya, TURKEY CHRONIC...
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8 th ANNUAL CONGRESS OF TURKISH THORACIC SOCIETY April 27 – May 1, 2005 Antalya, TURKEY CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD) IN WORKERS OF FERROCHROME INDUSTRY Afrim Tabaku *, Silvana Bala** * Public Health Institute, Tirana – Albania ** University Hospital for Pulmonary Diseases, Tirana – Albania
8 th ANNUAL CONGRESS OF TURKISH THORACIC SOCIETY April 27 – May 1, 2005 Antalya, TURKEY CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD) IN WORKERS OF FERROCHROME
8 th ANNUAL CONGRESS OF TURKISH THORACIC SOCIETY April 27 May
1, 2005 Antalya, TURKEY CHRONIC OBSTRUCTIVE PULMONARY DISEASE
(COPD) IN WORKERS OF FERROCHROME INDUSTRY Afrim Tabaku *, Silvana
Bala** * Public Health Institute, Tirana Albania ** University
Hospital for Pulmonary Diseases, Tirana Albania
Slide 3
OVERALL OBJECTIVE TO ASSESS THE PREVALENCE AND SEVERITY OF
COPD, TO ASSESS THE PREVALENCE OF SYMPTOMS, AND TO PUT INTO
EVIDENCE THE RELATIONSHIP OF THE RISK FACTORS OF WORKPLACE AREA,
PARTICULARLY THE AIR POLLUTION OF THE WORKING ENVINRONMENT FROM
DUSTS AND FUMES, TO THE POSSIBLE DEVELOPMENT OF COPD
Slide 4
SPECIFIC OBJECTIVES IDENTIFICATION OF RISK FACTORS ASSESSMENT
OF RISK FACTORS EVALUATION OF MARKERS OF THE EXPOSURE (SO2, CO,TSP
and PM 10) EVALUATION OF THE MARKERS OF HEALTH EFFECTS (RESPIRATORY
FUNCTION: FVC, FEV1, FEV1/FVC, FEF25 - 75, PEF, VC) EVALUATION OF
COPD PREVALENCE EVALUATION OF PREVALENCE OF SYMPTOMS MONITORING AND
ASSESSMENT OF SEVERITY OF COPD
Slide 5
METHODOLOGY IN THIS CROSS_SECTIONAL STUDY ARE INCLUDED 95% OF
STAFF OF THE FERROCHROME PLANT. THE EQUIPMENTS USED FOR THE
ENVIRONMENTAL MONITORING WERE CALIBRATED BEFORE USE SPIROMETER IS
CALIBRATED ACCORDING TO THE INTERNATIONAL RULES OF QUALITY CONTROL
THREE CONSECUTIVE MEASUREMENTS OF PULMONARY FUNCTION WERE CARRIED
OUT FOR EACH SUBJECT AND TWO OF THE BEST RESULTS WERE ACCEPTED,
WHICH DIFFERENCE DID NOT PASS 200 ml AIR SAMPLES WERE COLLECTED IN
THE LEVEL OF WORKERS BREATHING ZONE STATISTICAL PROCESSING WAS
CARRIED OUT USING EPIINFO 2000 and SPSS 10 PROGRAMMES
Slide 6
RISK FACTORS for COPD EXPOSURE: Air pollution of environmental
area by PM 10, SO2 and other gases and fumes. Smoking habit
Socioeconomic status Infections HOST FACTORS: GENES
(e.g.alpha1-antitripsin deficiency). Hyper responsiveness Lung
Growth
Slide 7
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Slide 9
RELATIONSHIP OF PREVALENCE OF COPD TO OCCUPATIONAL EXPOSURE
Units of the Enterprise Number of workers OR C.I. 95 %
Smelting488.226.82 10.45 Casting283.30 1 1.85 4.28 Raw
material241.360.70 1.52 Mechanical170.940.65 1.43 TOTAL1174.083.11
5.88
Slide 10
INTERPRETATION OF PULMONARY FUNCTION FOR COPD FEV1/FVC < 70
%
Slide 11
P R E V A L E N C E O F COPD Units of the Enterprise Number of
workers C O P D Cases Prevalence % Smelters481735.41
Casters28517.86 Raw material workers2428.33 Mechanics1715.88
Administrative staff 1616.25 TOTAL 133 26 19.54
Slide 12
PREVALENCE OF COPD BASED ON SMOKING HABIT PREVALENCE OF COPD
SMOKING HABIT Nr CASES % No Smokers 59 9 15.25 Ex Smokers 14 3
21.56 Actual Smokers 60 15 25.00
Slide 13
PREVALENCE OF SYMPTOMS SYMPTOMS PREVALENCE Chronic cough25. 00%
Chronic phlegm28.08% Wheezing and whistling12.02%
Breathlessness12.02% Dyspnea in efforts22.53%
Slide 14
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SEVERITY OF COPD STAGE% 0. At risk 1. Mild COPD 2. Moderate
COPD 3. Severe COPD 4. Very Severe COPD 5.26% 0.75% 14.20% 3.00%
1.50%
Slide 18
C O N C L U S I O N S THE PREVALENCE OF COPD ACCORDING TO THIS
STUDY IS HIGH 14.2% OF WORKERS HAVE SHOWN MODERATE COPD, 3 % SEVERE
COPD AND 1.5% VERY SEVERE COPD THE PREVALENCE OF SYMPTOMS VARIED
12.02 28.08% CONCENTRATIONS OF HARMFUL SUBSTANCES IN THE AIR OF
OCCUPATIONAL AREA ARE RELATIVELY HIGH WE FOUND A GOOD ASSOCIATION
BETWEEN AIR POLLUTION OF OCCUPATION AREA AND THE POSSIBILITY OF
COPD DEVELOPMENT