Table 1.
Participant Characteristics at Enrollment (n = 226)
| Participant characteristics (n = 226) | Median (IQR) or n (%) |
|---|---|
| Age (years) | 43.0 (31.0–55.0) |
| Male | 114 (50.4) |
| Female | 112 (49.6) |
| Body mass index (kg/m2) | 26.7 (24.0–30.1) |
| Race/ethnicity | |
| Caucasian | 207 (91.6) |
| Asian | 4 (1.8) |
| Hispanic/Latino | 9 (4.0) |
| Black/African American | 5 (2.2) |
| Other/unknown | 1 (0.4) |
| rtCGM use before study | |
| Never used rtCGM | 40 (17.7) |
| In past, but not currently | 79 (35.0) |
| Current Dexcom rtCGM user | 77 (34.1) |
| Current Medtronic rtCGM user | 30 (13.2) |
| HbA1c (mmol/mol) | 53 (49–57) |
| HbA1c (%) | 7.0 (6.6–7.4) |
| Self-reported SMBG testing daily frequency | 5.0 (4.0–6.0) |
| Clarke hypoglycemia unawareness survey total score | |
| 0 | 153 (67.7) |
| 1 | 48 (21.2) |
| 2 | 25 (11.1) |
| Annual household income ($)a | |
| <50,000 | 25 (11.1) |
| >50,000–100,000 | 56 (24.8) |
| ≥100,000 | 87 (38.5) |
| Education levela | |
| Less than bachelor's degree | 47 (20.8) |
| Bachelor's degree | 110 (48.7) |
| Post bachelor's degree | 64 (28.3) |
Data expressed as median (IQR) or n (%).
a
Missing data: annual income for 58 participants, and 5 for education level.
IQR, interquartile range; rtCGM, real-time continuous glucose monitoring; SMBG, self-monitored blood glucose.