TABLE 4

Results of the Retrospective Approach

Estimated Proportion, %95% CII2, %P of Heterogeneity
Hearing loss by cCMV among hearing impaired738510.48–1354.1.0103
Exclusion of other risk factors for hearing loss737619.814.6–25.70.5601
No exclusion of other risk factors for hearing loss77838.26.5–100.7938