Journal of Ophthalmology / 2012 / Article / Tab 4

Research Article

Passive Smoking as a Risk Factor of Dry Eye in Children

Table 4

Correlations between score of dry eye with smoking parameters in dry eye group.

Dry eye score
𝑟 𝑃

Age−0.21 𝑃 = 0 . 1 6
Body mass index0.13 𝑃 = 0 . 3 9
Number of cigarettes per day0.74 𝑃 < 0 . 0 0 0 1
Duration of smoking exposure0.68 𝑃 < 0 . 0 0 0 1
Cotinine0.84 𝑃 < 0 . 0 0 0 1
Cotinine/creatinine ratio0.88 𝑃 < 0 . 0 0 0 1

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.