dental caries and gingival status of 3-14 year old beta ... - Aosr.co.in

Navpreet Kaur et al.
study participants and parents of children participating in
the study before their examination. The study was carried
out from February 2007 to June 2007.
Inclusion criteria were:
1. Age group between 3 & 14 years.
2. Only those patients who were diagnosed previously
for Beta Thalassemia major were considered as
cases.
3. Matching of age, sex & socioeconomic status of
cases & controls.
4. The controls were free of thalassemia, both the
major and minor forms.
Exclusion criteria were:
1. Those seeking dental treatment.
2. Those suffering from other diseases known to
influence dental caries or severity of periodontal
disease such as diabetes.
The study consisted of an interview & intraoral
examination
In oral examination following indices were being used:
1. DMFT index for permanent teeth 4 & dmft index
for primary teeth 5 to record dental caries
experience.
2. Plaque index given by Silness & Loe. 6
3. Gingival index given by Loe & Silness. 7
Plaque index & Gingival index were modified according
to criteria wherein for primary dentition, teeth 54, 64, 74,
84, 71 and 81 were evaluated. In the case of permanent
dentition, teeth 16, 26, 36, 46, 31 and 41 were evaluated.
In mixed dentition cases, in the previous sector, teeth
were substituted by the successive permanent ones, and
in the posterior sector, the first permanent molars were
evaluated. 8
Plane mouth mirror & explorer were used to examine the
oral cavity. Autoclaved instruments were used for oral
examination of subjects. Single examiner & single recorder
were maintained throughout the study period.
Statistical analysis was done using statistical software * . Chi
square test & student t test was used for the comparison of
study and control groups. The level of significance was set
at p