2e-16

), smile width (p​=​5.212e-16

) and smile index were significant (p​=​0.0001

). There was a significant change from not exposed to exposed gingival exposure over posed smile to unposed smile (p​=​0.0008). The most posterior maxillary tooth visible in the posed and unposed groups were the second premolars in 57% and 74% patient…[Read more]