How to apply evidence-based principles in clinical dentistry.

The primary objective of evidence-based practice is to improve the quality of health care. It helps in making a clinical decision based on recent and advanced research and the best available evidence. Evidence-based dentistry is an integration of best available evidence with clinical expertise and patient's needs and preferences.

Porcelain fused to metal (PFM) crowns and caries in adjacent teeth.

Objective: To assess the discrepancies in marginal integrity and contact points of Porcelain Fused to Metal (PFM) crowns and its association with caries in adjacent teeth.

Study Design: Cross-sectional study.

Place And Duration Of Study: Dental Section of the Aga Khan University Hospital, Karachi, from January to August 2009.

Frequency and distribution of endodontically treated teeth.

Objective: To determine the distribution and pattern of carious teeth involvement in permanent teeth requiring endodontic treatment.

Study Design: Cross-sectional study.

Place And Duration Of Study: Dental Section of The Aga Khan University Hospital, Karachi, from September 2004 to March 2005.

Factors associated with Non-Carious Cervical Lesions (NCCLs) in teeth.

Objective: To determine factors associated with Non-Carious Cervical Lesions (NCCLs) and the teeth most commonly involved in such lesions.

Study Design: Cross-sectional study.

Place And Duration Of Study: Department of Operative Dentistry, Section of Dentistry at Aga Khan University Hospital, Karachi, Pakistan, from December 2005 to January 2006.