Table 3.
Subgroup analysis of tea consumption and fracture risk with combined OR
| |
Subgroups |
No. of studies |
Summary effect |
Heterogeneity |
|||
|---|---|---|---|---|---|---|---|
| OR | (95% CI) | p Value | I2,% | p Value | |||
| Study design |
Cohort |
3 |
0.97 |
0.89-1.06 |
0.486 |
1.05 |
0.591 |
| Case–control |
6 |
0.91 |
0.70-1.19 |
0.499 |
80.1 |
<0.001 |
|
| Site |
Europe |
4 |
0.827 |
0.61-1.13 |
0.232 |
72.4 |
0.012 |
| Americas |
2 |
1.01 |
0.88-1.1 |
0.52 |
0 |
0.857 |
|
| Asia |
3 |
0.921 |
0.68-1.25 |
1.41 |
82.2 |
0.001 |
|
| Gender |
Male |
2 |
0.818 |
0.62-1.09 |
0.168 |
29.9 |
0.232 |
| Female |
6 |
0.961 |
0.77-1.20 |
0.726 |
70 |
0.005 |
|
| Fracture type |
Hip fracture |
8 |
0.897 |
0.74-1.09 |
0.276 |
75.8 |
<0.001 |
| Humeral fracture | 2 | 0.943 | 0.71-1.25 | 0.679 | 0 | 0.889 | |
OR: odds ratio.
The results with statistical significance were marked in bold.