Prevalence and associated factors of hospitalization for dysglycemia among elderly type 2 diabetes patients: A nationwide study

Table 3 Crude and adjusted odds ratios of factors that were independently associated with hospital admission due to hyperglycemic complication, using multivariate analysis

Variables	Crude OR (95%CI)	P value	Adjusted OR (95%CI)1	P value
Age (yr)
65-75	Reference
> 75	0.81 (0.59-1.10)	0.18
Gender
Male	Reference
Female	0.95 (0.72-1.27)	0.74
Duration of diabetes (yr)	0.98 (0.97-1.01)	0.09
Hypertension	0.63 (0.45-0.88)	< 0.01
Dyslipidemia	0.86 (0.65-1.15)	0.31
Cancer	1.09 (0.27-4.46)	0.90
Dementia	10.44 (3.54-30.79)	< 0.001	19.08 (4.42-82.45)	< 0.001
Depression	2.58 (1.04-6.39)	0.04	3.98 (1.48-10.71)	< 0.01
Cerebrovascular disease	1.69 (0.97-2.93)	0.06
Cardiovascular disease	1.70 (1.18-2.47)	< 0.01
Peripheral artery disease	0.63 (0.09-4.56)	0.65
Peripheral neuropathy	1.70 (0.98-2.95)	0.06
Diabetic retinopathy	1.68 (1.07-2.65)	0.03
Smoking	0.80 (0.33-1.94)	0.61
Insulin	7.77 (5.85-10.32)	< 0.001	6.37 (4.30-9.45)	< 0.001
BMI (kg/m2)
< 17.5	1.79 (1.03-3.13)	0.04	1.59 (0.75-3.36)	0.23
17.5-22.9	Reference		Reference
23.0-27.9	0.73 (0.53-0.99)	0.04	0.64 (0.43-0.95)	0.03
> 28.0	0.75 (0.50-1.14)	0.18	0.62 (0.37-1.05)	0.07
HbA1C (%)
< 7.0	Reference		Reference
7.0-8.5	1.93 (1.07-3.45)	0.03	1.83 (0.99-3.40)	0.05
≥ 8.5	9.88 (6.01-16.23)	< 0.001	5.97 (3.46-10.28)	< 0.001
eGFR (mL/min per 1.73 m2)
≥ 60	Reference
< 60	2.04 (1.48-2.82)	< 0.001

¹Adjusted for age, gender, duration of diabetes mellitus, hypertension, dyslipidemia, cancer, dementia, depression, cerebrovascular disease, coronary artery disease, peripheral artery disease, peripheral neuropathy, diabetic retinopathy, smoking, insulin, body mass index, hemoglobin A1C and estimated glomerular filtration rate using backward (Wald) method. BMI: Body mass index; HbA1C: Hemoglobin A1C; eGFR: Estimated glomerular filtration rate; OR: Odds ratio; 95%CI: 95% confidence interval.