Criteria	Present		Absent
Criteria	Numbers (n)	Percentage (%)	Numbers (n)	Percentage (%)
Patient’s surname and first name	1990	100	0	0
Patient’s age	1653	82.00	358	18
Patient’s sex	1457	73.2	533	26.8
Clinical information	1076	54.1	914	45.9
Place of residence	960	48.2	1030	51.8
Date of prescription	1881	94.5	109	5.5
Date of sample collection	981	49.3	1009	50.7
Nature of the sample	1309	65.6	685	34.4
Time of sample collection	0	0	1990	100
Type of test	1990	100	0	0
Prescriber’s identity	1713	86.1	277	13.9
Prescriber’ qualification	1689	84.9	301	15.1
Prescriber’s signature	976	49	1014	51
Prescriber’s stamp	989	49.7	1001	53.3
Prescriber’s contact	574	28.8	1416	71.2
Place of consultation	1968	98.89	22	1.11