Table 2. Random allocation of the twenty-seven urine samples.

Randomly allocated	Group 1	Group 2	Group 3	Adjusted P-value
1	1, 4, 5, 12, 13, 14, 19, 20, 21	2, 3, 7, 11, 15, 17, 18, 22, 23	6, 8, 9, 10, 16, 24, 25, 26, 27	NO
2	1, 2, 3, 12, 13, 15, 25, 26, 27	4, 5, 6, 10, 11, 14, 19, 20, 21	7, 8, 9, 16, 17, 18, 22, 23, 24	NO
3	1, 7, 9, 11, 13, 16, 19, 21, 22	3, 4, 5, 10, 17, 18, 20, 25, 26	2, 6, 8, 12, 14, 15, 23, 24, 27	NO

Notes.

Numbers 1–9 represent Rat 1-D0 to Rat 9-D0; Numbers 10–18 represent Rat 1-D13 to Rat 9-D13; Numbers 19–27 represent Rat 1-D21 to Rat 9-D21.