Table 2 A brief study schedule at every visit
From: Zinc supplementation in pre-diabetes: study protocol for a randomized controlled trial
Visit 0 (screening visit) | Visit 1 (1 month) | Visit 2 (3 month) | Visit 3 (6 month) | Visit 4 (12 month) | |
|---|---|---|---|---|---|
Informed consent form | • | ||||
Recording demographic data | • | ||||
Medical history taking | • | ||||
Physical examination1 | • | • | • | • | • |
FPG | • | • | • | • | • |
OGTT | • | • | • | • | • |
Serum insulin | • | • | • | • | • |
Lipid profile2 | • | • | • | • | • |
HbA1c | • | • | • | • | • |
Serum zinc | • | • | • | • | • |
Liver function3 | • | • | • | ||
Renal function4 | • | • | • | ||
FBC5 | • | • | • | • | • |
Blood pressure | • | • | • | • | • |
Electrocardiogram | • | • | |||
Food frequency questionnaire | • | • | • | • | • |
Appetite (VAS) | • | • | • | • | • |