Table 2

Ketone body testing

Questionn (%)Missing values (%)
Do you test for ketone bodies?23 (6.9)
 Yes74 (23.9)
 No197 (63.5)
 I don’t know39 (12.6)
Frequency of testing for ketone bodies111 (33.3)
 Several times a week1 (0.5)
 1×/week1 (0.5)
 1×/month6 (2.7)
 1×/every 6 months16 (7.2)
 Less frequent124 (55.9)
 Only if glucose is high/if needed78 (38.1)
Last testing for ketone bodies72 (21.6)
 <1 month21 (8.0)
 <3 months23 (8.8)
 <6 months21 (8.0)
 <12 months31 (11.9)
 Longer than a year ago/never165 (63.2)
Type of ketone body test84 (25.2)
 Urine99 (39.8)
 Blood62 (24.9)
 Both (urine and blood)17 (6.8)
 I don’t know71 (28.5)
Glucose threshold for ketone body testing47 (14.1)
 <10 mmol/L (180 mg/dL)7 (2.4)
 10–15 mmol/L (180–270 mg/dL)9 (3.1)
 15–20 mmol/L (270–360 mg/dL)48 (16.8)
 >20 mmol/L (360 mg/dL)38 (13.3)
 I do not test185 (64.7)
Are your ketone test strips good (ie, unexpired)?87 (26.1)
 Yes98 (39.8)
 No59 (24.0)
 I don’t know89 (36.2)
  • Absolute numbers, percentages and missing values are given for common test for ketone bodies, including frequency of testing, last time point, type of ketone body test, glucose threshold and whether ketone body test strips are not expired.