X: examination and observation must be performed.

(X): examination and observation should be performed, if required.

← X →: examination and observation must be performed throughout the period.

*The results of examination and observation of essential items and optional items performed on a day closest to the date of visit for the OHA start, addition or switch (within 6 months before registration including the day of registration) should be collected to the extent possible.

†Measurement should be performed in the fasting state (after at least 10 h of fasting), if possible.

‡Optional test items.

AG, Anhydroglucitol; HbA1c, glycated haemoglobin; NGSP, National Glycohemoglobin Standardization Program; OHA, oral hypoglycaemic agent.