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G.Broda Helsinki 20-22, September 2010

Polish National Multi Center Health Survey W ieloośrodkowe O gólnopolskie Ba danie S tanu Z drowia WOBASZ. DATA MANAGEMENT. G.Broda Helsinki 20-22, September 2010. SCHEME of WOBASZ PROJECT. IK Warsaw COORDINATING CENTER. WOBASZ CENTRAL DATA CENTER. CENTRAL BIOCHEMICAL LABORATORY.

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G.Broda Helsinki 20-22, September 2010

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  1. Polish National Multi Center Health SurveyWieloośrodkowe Ogólnopolskie Badanie Stanu ZdrowiaWOBASZ DATA MANAGEMENT G.Broda Helsinki 20-22, September 2010

  2. SCHEME of WOBASZ PROJECT IK Warsaw COORDINATING CENTER WOBASZ CENTRAL DATA CENTER CENTRAL BIOCHEMICAL LABORATORY STIRING COMMITEE ( regional coordinators )

  3. Ośrodki badawcze ( Coordination Centers) • Uniwersytet Medyczny, GdańskGłówni badacze: Prof. dr hab. med. Bogdan Wyrzykowski, • Dr n. med. TomaszZdrojewski • Uniwersytet Medyczny, ŁódźGłówny badacz: Prof. dr hab. med. Wojciech Drygas • Uniwersytet Medyczny, PoznańGłówny badacz: Prof. dr hab. med. Jerzy Głuszek • ŚląskiUniwersytet Medyczny, Katowice • Główny badacz: Doc. dr hab. med. Krystyna Kozakiewicz • Collegium Medicum UniwersytetJagielloński, KrakówInstytut Zdrowia PublicznegoGłówny badacz: Prof. dr hab. med. Andrzej Pająk • Instytut Kardiologii, Warszawa - koordynacja • Prof. dr hab. S. Rywik, Doc. dr hab. med. Grażyna Broda

  4. PROJECT WOBASZ COORDINATION CENTERS

  5. WOBASZ COORDINATION AND CENTRAL DATA CENTER • Sample selection. • Preparation a logbook for ech of 6 collaborating center. • List of selected person with contact information (address, phone no). • Assigned unique code to identify the subject throughout the survey and data managenent. • The date of the first and (it needed) second and third invitation. • The reason for non-participation. • The date of visit. • Set of Identification labels (strips).

  6. WOBASZ COORDINATION AND CENTRAL DATA CENTER (cont.) • Creation of national database using electronic records send by collaborating center and lab results analysis send by central lab. • Checking for: -completion. -missing values. -logistic verification (limit range for measurement). -error correction re-contact with regional centers • Analysis for each region and for the whole country.

  7. WOBASZ: selected communes by voivodship

  8. Identification No used in WOBASZ survey AAABBBww/g/nnn AAA:three letters of first name BBB:three letters of the last name ww/g - PSU number where: ww = voivodship number (01-16) g = noof commune in voivodship (1-6) nnn = no of the subject in PSU 1-110 men 201-310 women

  9. REGIONAL COLLABORATIVE CENTERS – FIELDWORK EXAMINATION SITE Contact re-contact Recruitment and appointment scheduling Data on participation Data on participation schedule WOBASZ Central Data Center Creation National Database Statistic Analysis Questionnaire (interview face to face) Survey data – paper form • Regional data center • Creation electronic database Physical measurement Survey data – paper form • Sample preparation (serum or plasma) • Sample storage at -20°C • Frozen sample send to Centr. Lab in dry ice Blood sampling Central Lab. analysis

  10. RESPONSES TO CONTATC ATTEMPTS FIRST CONTACT ATTEMPT invitation letter and phone contact if possible Not reached Unable to arrange an appointment Appointment made – no-show Other reason Outside age range Moved abroad Died Refusal 1-2 RE-CONTACTS PARTICIPATES RECRUITMENT STOPS

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