Variations in Glucose Test Ordering Practices by Diabetes Risk Factors

Article Figures & Data

Table 1.

Faculty and Resident Test Ordering by Risk Factors (n = 51)

Risk Factor	Any Glucose Test	Faculty			Residents
Risk Factor	Any Glucose Test	FPG/OGTT/A1C	Panel	None	FPG/OGTT/A1C	Panel	None
Possible indicators of early disease
History of pre-diabetes	96.1	77.8	11.1	11.1	72.7	27.3	0
History of GDM	90.2	72.2	16.7	11.1	69.7	21.2	9.1
USPSTF Indicators for Screening
History of hypertension^*	66.7	27.8	33.3	38.9	6.1	63.6	30.3
Dyslipidemia	45.1	27.8	11.1	61.1	18.2	30.3	51.5
Other risk factors for diabetes
First-degree relative with diabetes	84.3	61.1	22.2	16.7	57.6	27.3	15.2
Minority ethnicity^*	62.8	55.6	22.2	22.2	3.0	51.5	45.5
History of vascular disease	58.8	27.8	33.3	38.9	9.1	48.5	42.4
Sedentary lifestyle	45.1	16.7	16.7	66.7	9.1	42.4	48.5
Overweight (BMI ≥25 kg/m²)	45.1	33.3	11.1	55.6	18.2	27.3	54.6
Age ≥45^*	41.2	27.8	11.1	61.1	3.0	39.4	57.6
PCOS	39.2	27.8	11.1	61.1	15.2	24.2	60.6
No known diabetes risk factors	15.7	5.6	7.4	88.9	3.0	16.2	81.8

Values in table represent percentages.
* P < .05, a comparison of the faculty versus resident percentages for FPG/OGTT/A1C, metabolic panel, and none.
FPG, fasting plasma glucose; OGTT, oral glucose tolerance test; A1C, hemoglobin A_1C; GDM, gestational diabetes; USPSTF, US Preventive Services Task Force; BMI, body mass index; PCOS, polycystic ovary syndrome.