Table 5 The factors affecting sleep quality (Epworth Sleep scale) of patients with type 2 diabetes by univariate and multivariate linear regression

Age (year)

0.05 (− 0.007 to 0.11)

0.047

0.03 (− 0.03 to 0.09)

0.344

BMI (kg/m²)

0.09 (− 0.07 to 0.27)

0.270

-

-

FBS (mg/dl)

 − 0.005 (− 0.01 to 0.006)

0.336

-

HbA1c (mg/dl)

 − 0.16 (− 0.58 to 0.25)

0.434

-

-

Duration of diabetes (year)

 − 0.005 (− 0.09 to 0.08)

0.903

-

-

Beck’s depression score

0.04 (− 0.02 to 0.09)

0.198

0.02 (− 0.03 to 0.08)

0.424

Sex

Male

Reference

-

-

-

Female

0.50 (− 0.88 to 1.88)

0.477

-

-

Education

Non-academic

Reference

-

-

-

Academic

 − 0.18 (− 1.81 to 1.44)

0.826

-

-

Marital status

Married

Reference

-

-

-

Single

0.70 (− 1.10 to 2.51)

0.446

-

-

Underlying diseases

No

Reference

-

1.73 (0.33 to 3.12)

0.015

Yes

2.10 (0.76 to 3.43)

0.002

-

-

Complications

No

Reference

-

-

-

Yes

1.42 (0.03 to 2.81)

0.044

0.71 (− 0.75 to 2.18)

0.338

Type of medicine taken

Metformin

Reference

-

-

-

Metformin + Glibenclamide

 − 0.24 (− 2.08 to 1.60)

0.799

-

-

Insulin

0.34 (− 1.23 to 1.93)

0.664

-

-