Mumtaz Ali.
Prevalence of Periodontal diseases among secondary school children (9-18 years).
Ann Abbasi Shaheed Hosp Karachi Med Dent Coll Jan ;9(1):521-3.

Objective: To find out the Prevalence of Periodontal Disease among school going children aged 9 - 18 years. Study Design: Cross-sectional study comprising of 327 school children (186 males and 141 females) in North Karachi, Pakistan. Results: The results of the study showed that the Prevalence of Periodontal Disease was 73.4%, and 53.8% of the study subjects had sub-gingival calculus, which is associated with gingivitis and Periodontitis. Conclusion: The nearly half of the population was having prevalence of sub-gingival calculus 53.8%. Calculus is recognized as a calcified matrix that can harbor Periodontopathic bacteria and subgingival calculus is closely associated with gingivitis and Periodontitis.

PakMediNet -Pakistan's largest Database of Pakistani Medical Journals - http://www.pakmedinet.com