Table 2 Distribution of pregnant women by a number of control and gestational variables (socio-demographic and habit variables), according to the presence of periodontal disease
From: Periodontal disease and some adverse perinatal outcomes in a cohort of low risk pregnant women
| Â | Periodontal disease | Â | |
|---|---|---|---|
Characteristics | With | Without | p* |
Control variables | Â | Â | Â |
   Age < 25 years old | 53 (34.0%) | 70 (40.9%) | 0.194 |
   White women | 80 (51.3%) | 93 (54.4%) | 0.570 |
   Schooling up to primary level | 98 (62.8%) | 92 (53.8%) | 0.098 |
   Stable partner | 146 (93.6%) | 164 (95.9%) | 0.229 |
   Nuliparity | 61 (39.1%) | 77 (45.0%) | 0.278 |
   Smoking | 19 (12.2%) | 13 (7.6%) | 0.164 |
   Alcohol | 11 (7.0%) | 12 (7.0%) | 0.990 |
   Systemic disease | 31 (19.9%) | 37 (21.6%) | 0.690 |
   Normal BMI (19,8-26) | 81 (51.9%) | 99 (57.9%) | 0.278 |
Gestational variables | Â | Â | Â |
   Number of prenatal visits |  |  | 0.780 |
1-5 | 20 (12.8%) | 19 (11.1%) | Â |
6-10 | 101 (64.7%) | 109 (63.7%) | Â |
11 + | 34 (21.8%) | 42 (24.6%) | Â |
   Bacterial vaginosis | 36 (23.0%) | 29 (17.0%) | 0.166 |
   Vaginal delivery | 99 (63.5%) | 99 (57.9%) | 0.303 |
   Apgar 1st min < 7 ** | 14 (9.0%) | 21 (12.3%) | 0.367 |
   Apgar 5th min < 7 ** # | 2 (1.3%) | 4 (2.3%) | 0.384 |
Total | 156 (100%) | 171 (100%) | Â |