Table 6.

Clinical characteristics of patients with subdivided premixed insulin group.

Premixed Insulin	HbA1c<7% (N=68)	HbA1c≥7% (N=126)	p value
Age (years)	63.09 ± 9.32	63.15 ± 9.09	0.86
Fasting C-peptide (ng/ml)	1.32 ± 0.09	1.43 ± 0.10	0.48
Ins-Ab (COI)	17.01 ± 2.27	18.36 ± 1.73	0.64
Duration of T2DM (years)	12.75 ± 6.92	14.07 ± 6.82	0.20
Duration of insulin (years)	7.91 ± 6.78	7.59 ± 5.95	0.73
Insulin dose (IU/kg/day)	0.49 ± 0.02	0.47 ± 0.02	0.63

Data was shown as mean ± SD. HbA1c, glycated haemoglobin; Ins-Ab, insulin antibody; COI, OD/CO; OD, absorbance; CO, average absorbance of negative control; The reference range of normal values for antibody is <1 COI.