Table 1 Glucose metrics by scanning frequency quartile
Q1 | Q2 | Q3 | Q4 | p-value | |
|---|---|---|---|---|---|
Number of readers | 1523 | 1524 | 1524 | 1526 | |
Daily scans | 5.2 (5.10‒5.23) | 9.4 (9.38‒9.51) | 14.9 (14.76‒14.97) | 32.0 (31.21‒32.71) | < 0.0001 |
eA1c, % | 9.77 (9.65‒9.88) | 9.28 (9.18‒9.39) | 8.96 (8.86‒9.05) | 8.47 (8.38‒8.57) | < 0.0001 |
Time below range | |||||
< 54 mg/dL, %* | 1.08 (0.92‒1.18) | 1.07 (1.00‒1.22) | 0.80 (0.71‒0.89) | 0.41 (0.36‒0.45) | < 0.05 |
< 70 mg/dL, %* | 3.31 (3.00‒3.60) | 3.60 (3.40‒3.88) | 3.01 (2.77‒3.25) | 2.31 (2.03‒2.51) | < 0.05 |
TIR | |||||
≥ 70 and ≤ 180 mg/dL, % | 32.8 (31.9‒33.8) | 37.1 (36.1‒38.1) | 40.5 (39.5‒41.5) | 46.4 (45.4‒47.5) | < 0.0001 |
Time above range | |||||
> 180 mg/dL, % | 62.0 (60.9‒63.1) | 57.8 (56.7‒58.9) | 55.0 (53.9‒56.1) | 49.6 (48.4‒50.8) | < 0.0001 |
> 250 mg/dL, % | 40.3 (39.1‒41.4) | 35.2 (34.1‒36.3) | 31.4 (30.4‒32.5) | 25.7 (24.7‒26.8) | < 0.0001 |
Glucose variability | |||||
Glucose SD, mg/dL | 94.9 (93.5‒96.2) | 90.2 (88.9‒91.6) | 84.6 (83.3‒85.8) | 75.0 (73.8‒76.2) | < 0.0001 |
Glucose CV, % | 41.3 (40.8‒41.8) | 41.5 (41.0‒41.9) | 40.4 (40.0‒40.8) | 38.2 (37.9‒38.6) | < 0.0001 |