From: Impact of periodontal conditions on the quality of life of pregnant women: a cross-sectional study
 |  | Severity | p value* | Extent | p value* | Prevalence | p value | |||
---|---|---|---|---|---|---|---|---|---|---|
Variables | n (%) | Mean | SD | Mean | SD | n | % | |||
Age (Years) | Â | Â | Â | 0.074 | Â | Â | 0.552 | Â | Â | 0.545 |
 25 or below | 168 (32.8) | 8.00 | 6.71 |  | 0.20 | 0.61 |  | 21 | 12.5 |  |
 26-30 | 246 (48.0) | 8.02 | 6.95 |  | 0.20 | 0.89 |  | 23 | 9.3 |  |
 31-35 | 83 (16.2) | 6.73 | 6.34 |  | 0.16 | 0.82 |  | 6 | 7.2 |  |
 36 or above | 15 (2.9) | 12.00 | 7.96 |  | 0.47 | 1.55 |  | 2 | 13.3 |  |
Marital status | Â | Â | Â | 0.639 | Â | Â | 0.096 | Â | Â | 0.095 |
 Married | 487 (95.1) | 7.91 | 6.87 |  | 0.19 | 0.83 |  | 47 | 9.7 |  |
 Single | 25 (4.9) | 8.16 | 6.28 |  | 0.32 | 0.75 |  | 5 | 20 |  |
Location | Â | Â | Â | 0.039 | Â | Â | 0.011 | Â | Â | 0.011 |
 Urban | 310 (60.5) | 7.54 | 6.93 |  | 0.15 | 0.81 |  | 23 | 7.4 |  |
 Rural | 202 (39.5) | 8.52 | 6.67 |  | 0.27 | 0.84 |  | 29 | 14.4 |  |
Birth place | Â | Â | Â | 0.022 | Â | Â | 0.007 | Â | Â | 0.007 |
 Shanghai | 228 (44.5) | 7.22 | 6.75 |  | 0.13 | 0.76 |  | 14 | 6.1 |  |
 Other places | 284 (55.5) | 8.49 | 6.76 |  | 0.26 | 0.87 |  | 38 | 13.4 |  |
Education level | Â | Â | Â | 0.937 | Â | Â | 0.043 | Â | Â | 0.051 |
 Higher secondary school or below | 230 (44.9) | 7.94 | 6.80 |  | 0.25 | 0.80 |  | 30 | 13 |  |
 Matriculation or bachelor degree or above | 282 (55.1) | 7.91 | 6.88 |  | 0.16 | 0.84 |  | 22 | 7.8 |  |
Monthly household incomea | Â | Â | Â | 0.023 | Â | Â | 0.070 | Â | Â | 0.070 |
 Less than RMB6000 | 243 (47.7) | 8.65 | 7.01 |  | 0.24 | 0.85 |  | 31 | 12.8 |  |
 RMB6000 and more | 266 (52.3) | 7.30 | 6.65 |  | 0.16 | 0.81 |  | 21 | 7.9 |  |
Coverage of dental insurancea | Â | Â | Â | 0.589 | Â | Â | 0.114 | Â | Â | 0.220 |
 No | 206 (40.2) | 7.98 | 6.56 |  | 0.23 | 0.81 |  | 26 | 12.6 |  |
 Yes | 301 (58.8) | 7.89 | 7.07 |  | 0.18 | 0.84 |  | 25 | 8.3 |  |
Tooth loss | Â | Â | Â | 0.109 | Â | Â | 0.387 | Â | Â | 0.422 |
 0 teeth missing | 415 (81.1) | 7.66 | 6.66 |  | 0.18 | 0.77 |  | 40 | 9.6 |  |
 1+ teeth missing | 97 (18.9) | 9.07 | 7.48 |  | 0.29 | 1.01 |  | 12 | 12.4 |  |