Fasting Blood Sugar

 

Fasting blood sugar (FBS) used to determine how much glucose is in a blood sample after an overnight fast.

A fasting blood sugar level from 100 to 125 mg/dL (5.6 to 6.9 mmol/L) is considered pre-diabetes. If it's 126 mg/dl (7 mmol/L) or higher on two separate tests diabetes is diagnosed.

Diabetes mellitus (DM) is a global health problem and one of the most common non-communicable diseases of the twenty-first century (IDF 2013). USPSTF, recommend to use FBS for screening adults with no symptoms of type 2 diabetes mellitus or evidence of possible complications of diabetes. With interval of 3 years (USPSTF).

International standards:

a-    Offshore: FBS is not routinely requested.

(Norwegian Directorate of Health 2012)

b-    Offshore: FBS is not routinely requested.

 (The United Kingdom Offshore Oil and Gas 2008)

c-    Offshore: FBS is part of the routine medical panel.

(GoM BP 2012)

d-    Firefighters: FBS is required for the initial medical examination.

(NFPA 2012)

e-    Firefighters: FBS is optional test for the initial medical examination.( AFAC 2006)

f-     Divers, FBS is not routinely required.

(HSE UK, MA1, 2011)

  

 

g-    OSHA Standard; Hazardous Waste Operations and Emergency Responses (HAZWOPER): FBS is not a routine test; may be performed at the discretion of the examining doctor (OSHA 2009).

  1. Drivers; FBS is not a routine test; may be performed at the discretion of the examining doctor (UK DVLA 2014).

Suggested indications: it is recommended for all types of medical fitness types, however, it is not to be used for final departure medical.

References

    1. International Diabetes Federation. International Diabetes Federation Diabetes Atlas. 2013; Fifth edition.
    2. Available from: http://www.idf.org/diabetesatlas/download-book
    3. Kronick, R. (2014). The Guide to Clinical Preventive Services. USPSTF. Retrieved from http://www.ahrq.gov/professionals/clinicians-providers/guidelines-recommendations/guide/cpsguide.pdf
    4. Guidelines - health requirements for persons working on installations offshore. Norwegian Directorate of Health 2012.
    5. Medical Aspects of Fitness for Work Offshore ( 2008 The United Kingdom Offshore Oil and Gas)
    6. GoM Medical Aspects of Fitness for Offshore Work Safety Work Practice (BP 2012)
    7. NFPA 1582, Chapter 6 Medical Evaluations of Candidates - 2012
    8. Australasian Fire Authorities Council (AFAC) Medical Guidelines for Firefighters, 2006
    9. HSE UK, The medical examination and assessment of divers (MA1) 2011, http://www.hse.gov.uk/Diving/ma1.pdf
    10. OSHA, Screening and Surveillance: A Guide to OSHA Standards, 2009 https://www.osha.gov/Publications/osha3162.pdf
    11. At a glance Guide to the current Medical Standards of Fitness to Drive'. Drivers Medical Group, DVLA, UK, May 2014