Investigation and analysis of negative emotion in patients with diabetic retinopathy after vitrectomy

Table 4 Correlation between self-rating anxiety scale, self-rating depression scale scores, and blood glucose levels

	FPG		2hPG		HbA1c
	r	P value	r	P value	r	P value
SAS	0.422	< 0.001	0.334	< 0.001	0.362	< 0.001
SDS	0.218	0.008	0.217	0.008	-0.077	0.355

FPG: Fasting plasma glucose; 2Hpg: 2-hour postprandial glucose; HbA1c: Glycated hemoglobin; SAS: Self-rating anxiety scale; SDS: Self-rating depression scale.