Table 3.
Summary of blood tests at each study visit
| Blood test | V1 | V3 | V5 | V6 | V7 | V8 | V9 | V10 | V11 | V12 | V13 | V14 | V15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Haematology (full blood count) | x | x | x | x | x | x | x | x | x | x | x | x | x |
| Routine biochemistry (including urea and electrolytes) | x | x | x | x | x | x | x | x | x | x | x | x | x |
| Liver function tests | x | x | x | x | x | x | x | x | x | x | x | x | x |
| Fasting glucose | x | x | x | x | x | x | x | x | x | x | x | x | x |
| Creatinine | x | x | x | x | x | x | x | x | x | x | x | x | x |
| HbA1c | x | x | x | x | x | x | x | x | x | ||||
| Fasting lipids (cholesterol, HDL, LDL, triglycerides) | x | x | x | x | x | x | x | x | x | x | x | x | |
| C-peptide | x | ||||||||||||
| Insulin (fasting) | x | x | x | x | x | x | |||||||
| Vitamin D | x | x | x | ||||||||||
| Iron studies | x | x | x | ||||||||||
| Vitamin B12 | x | x | x | ||||||||||
| Serum folate | x | x | x | ||||||||||
| Free thyroxine | x | x | x | ||||||||||
| TSH | x | x | x | ||||||||||
| Cortisol (subgroup 1 only) | x | x | |||||||||||
| Oestradiol (subgroup 1 only) | x | x | |||||||||||
| Progesterone (subgroup 1 only) | x | x | |||||||||||
| LH (subgroup 1 only) | x | x | |||||||||||
| FSH (subgroup 1 only) | x | x |
FSH, follicle-stimulating hormone; HbA1c, glycosylated haemoglobin; HDL, high-density lipoprotein; LDL, low-density lipoprotein; LH, luteinising hormone; TSH, thyroid-stimulating hormone.