Table 1

Glucose control measures by scan rate group

Scan rate* (scans/day)Estimated HbA1c (%)Min/day (%)Hours/day (%)Glucose SD (mg/dL)Glucose CV (%)
≤54 mg/dL<70 mg/dL70–180 mg/dL>180 mg/dL
3.98.0546.8 (3.2)99.2 (6.9)11.5 (47.8)10.9 (45.4)78.242.2
5.37.8248.7 (3.4)104.9 (7.3)12 (50.1)10.2 (42.7)76.342.8
6.37.6850.4 (3.5)110.4 (7.7)12.4 (51.5)9.8 (40.9)74.242.4
7.17.6745.7 (3.2)103.1 (7.2)12.4 (51.8)9.8 (41.0)73.042.1
7.87.6142.4 (2.9)99.9 (6.9)12.7 (52.8)9.7 (40.3)72.341.9
8.57.5142.3 (2.9)98.9 (6.9)13.0 (54.2)9.3 (38.9)70.041.3
9.17.4940.6 (2.8)97.5 (6.8)13.1 (54.5)9.3 (38.7)69.241.1
9.87.4540.5 (2.8)98.3 (6.8)13.3 (55.4)9.1 (37.7)69.041.2
10.47.4239.3 (2.7)96.7 (6.7)13.4 (55.7)9.0 (37.6)68.341.0
10.97.3238.1 (2.6)95.6 (6.6)13.8 (57.6)8.6 (35.7)66.240.5
11.57.3537.2 (2.6)93.9 (6.5)13.7 (57.1)8.7 (36.4)66.240.3
12.17.3334.1 (2.4)90.8 (6.3)13.9 (57.8)8.6 (35.9)65.339.9
12.97.3435.4 (2.5)92.1 (6.4)13.7 (57.3)8.7 (36.3)65.640.0
13.87.3133.5 (2.3)89.7 (6.2)13.9 (58.0)8.6 (35.8)65.340.0
14.97.2336.3 (2.5)94.3 (6.6)14.2 (59.0)8.3 (34.4)64.339.9
16.37.1536.9 (2.6)95.2 (6.6)14.4 (60.1)8.0 (33.3)62.839.6
18.17.1533.8 (2.3)91.1 (6.3)14.6 (60.7)7.9 (32.9)62.239.1
20.77.1730.5 (2.1)84.2 (5.8)14.7 (61.2)7.9 (33.0)61.338.5
25.07.0831.2 (2.2)86.1 (6.0)15.0 (62.6)7.6 (31.5)60.238.4
39.66.9329.7 (2.1)85.3 (5.9)15.6 (65.2)6.9 (28.9)55.836.5
  • *Each scan rate group contains n=1147 except for the highest group which contains n=1156.

  • CV, coefficient of variation.