Prevalence and clinical characteristics of dry eye disease in community-based type 2 diabetic patients: the Beixinjing eye study

Table 3 Pearson correlation analysis of tear film function and contributing factors in the Diabetic Group

Factor		BUT	SchirmerItest	FL	Corneal Sensitivity
Age	Pearson Correlation	−.104*	.080	.157**	−.246**
Age	Sig. (2-tailed)	.015	.062	.000	.000
Diabetic duration	Pearson Correlation	.004	−.003	−.072	−.004
Diabetic duration	Sig. (2-tailed)	.935	.955	.111	.933
HbA1C	Pearson Correlation	−.111**	.006	.155**	−.051
HbA1C	Sig. (2-tailed)	.009	.880	.000	.231

BUT tear-film break up time, FL fluorescein and lissamine green staining, HbA1C glycosylated hemoglobin, * P<0.05, ** P<0.01

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