Table 1

Classification of screening test results and recommendations made to individuals who participated in the National Campaign to Detect Diabetes Mellitus



Categoriesa
Recommendation

Fasting capillary glucoseb (mmol/l)
< 5.6
Normal
Repeat test in 3 years

5.6 to 6.0
High normalc
Schedule future appointment

6.1 to 6.9
Borderlinec
Schedule future appointment

7.0 to 11.1
Altered
Order fasting serum glucose and recommend return medical appointment

11.1 to 14.9
Diabetes likely
Order fasting serum glucose and schedule clinical appointment

≥ 15.0
Diabetes very likely
Immediate consultation with physician
Non-fasting capillary glucose (mmol/l)
< 7.8
Normal
Repeat test in 3 years

7.8 to 11.0
Borderline
Schedule future appointment

11.1 to 14.9
Diabetes likely
Order fasting serum glucose and schedule clinical appointment

≥ 15.0
Diabetes very likely
Immediate consultation with physician.

Brazil, 2001.

a All screening results not classified as normal were considered positive.

b Fasting was defined as absence of food ingestion 4 hours prior to capillary glucose test.

c These subcategories were developed for the purpose of this study, having been treated as a single category (borderline) during the program implementation.

Toscano et al. BMC Health Services Research 2008 8:189   doi:10.1186/1472-6963-8-189