Table 6.
Duncan multiple range test (DMRT) showing the differences of the respondents' perception of the factors influencing use of contraceptives among literate married women based on educational qualification
| Qualification | N | Mean | Group | Duncan groupings |
| Postgraduate | 36 | 69.39 | 1 | A |
| SSCE | 12 | 66.33 | 2 | B |
| HND/Degree | 128 | 63.96 | 3 | C |
| NCE/OND | 34 | 54.62 | 4 | D |