Table 4 Summary of studies on Asian people’s mobile phone use and brain tumor
| Study | Period covered | Study type | Age (years) | No.of cases | OR (95 % CI) |
|---|---|---|---|---|---|
| Takebayashi et al., 2006, [29] Japan [6] | 2000–2004 | Case–control | 30–69 | 51 cases: 53 controls | 0.7 (0.4 to 1.2) |
| Takebayashi et al., 2008, [30] Japan [7] | 2000–2004 | Case–control | 30–69 | 322 cases; 683 controls | 1.22 (0.63–2.37) for glioma, 0.70 (0.42–1.16) for meningioma, and 0.90 (0.50–1.61) for pituitary adenoma |