Characteristic GDM ( n=30) Non GDM (n=60)  P value
Mean Age of mother 28 24 0.00*
Occupation ( house wife %) 87 97 0.09
 Socio economic ( poor %) 83 88 0.52
Bleeding on probing (%)
Normal
1-2 teeth
3+ teeth
  40
27
33
  50
13
37
    0.29
Family history of  DM (%) 43 18 0.01*
Diagnosis (%)
Gen.chronic gingivitis
Gen. chronic periodontitis
Localised chronic periodontitis
  13
50
37
  13
65
22
    0.30
Mean body mass index 29.2 25.2 0.00*
Mean oral hygiene score 1.75 1.88 0.57
 Mean Blood glucose 162 105 0.00*
Mean gestational age (weeks) 27.6 26.6 0.63
* Significant at 5% level
Table 1: Characteristics of study subjects