Table 5 Subgroup analysis for duration of marriage and quality of sexual life
Subgroup variables | Number | Correlation coefficient | Confidence Interval | chi2 test (hetrogeneity p-value) | I2 | Test for interaction (P-value) | |
|---|---|---|---|---|---|---|---|
Sample size | > = 250 | 2 | 0.04 | −0.09 to 0.17 | 0.09 | 64% | 0.50 |
< 250 | 4 | 0.34 | −0.50 to 0.85 | < 0.01 | 99% | ||
Score quality assessment | > = 6 (High quality) | 2 | −0.04 | −0.14 to 0.07 | 0.80 | 0% | 0.34 |
< 6 (low quality) | 4 | 0.37 | −0.45 to 0.86 | < 0.01 | 99% | ||
Design | Cross-sectional study | 5 | 0.25 | −0.43 to 0.75 | < 0.01 | 99% | 0.85 |
Case control study | 1 | 0.19 | 0.03 to 0.33 | – | – | ||
Type of analysis | Bivariate analysis | 3 | 0.39 | −0.70 to 0.93 | < 0.01 | 99% | 0.61 |
Multivariate analysis | 3 | 0.08 | −0.04 to 0.19 | 0.07 | 62% | ||
All study | 6 | 0.24 | −0.33 to 0.68 | < 0.01 | 99% | – | |