Table 1 Items wording and descriptive statistics, and internal consistency of the QMI
From: The Quality of Marriage Index (QMI): a validation study in infertile patients
Mean | SD | Corrected item total correlation | Alpha if item deleted | Cronbach’s alpha | ||
|---|---|---|---|---|---|---|
1 | We have a good marriage | 5.67 | 1.13 | 0.815 | 0.906 | |
2 | My relationship with my partner is very stable | 5.57 | 1.17 | 0.782 | 0.909 | |
3 | Our marriage is strong | 5.67 | 1.24 | 0.858 | 0.899 | |
4 | My relationship with my partner makes me happy | 5.92 | 1.19 | 0.766 | 0.911 | |
5 | I really feel like part of a team with my partner | 5.67 | 1.33 | 0.810 | 0.904 | |
6 | The degree of happiness, everything considered, in our marriage is | 8.04 | 1.89 | 0.772 | 0.924 | |
QMI total score | 36.54 | 6.87 | 0.922 |