Table 2.

Effect of water and water bottle location on voiding patterns in standard cages

	Standard Cage
	Water Restricted (n = 20)	Water With Regular Nozzle (n = 22)	Water With Nonleaking Nozzle (n = 23)
PVS per filter, n	3.55 ± 0.92	2.24 ± 0.97*	3.47 ± 1.06
Size of PVS, mm2	376.74 ± 169.53 (n = 71)	567.31 ± 295.07* (n = 47)	396.67 ± 163.81 (n = 80)
Total area of PVS per filter, mm2	1,337.43 ± 342.68	1,287.58 ± 547.66	1,379.69 ± 442.84
Total area of all spots per filter, mm2	1,380.18 ± 372.65	1,309.13 ± 517.61	1,430.34 ± 463.98
PVS per total area, %	97.27 ± 3.48	97.35 ± 7.45	96.52 ± 2.43

Values are means ± SD. PVS, primary voiding spots.

^*P < 0.05.