Table 2.

Diurnial variations in central corneal thickness (CCT) and in intraocular pressure (IOP) in 16 beagle dogs

	CCT (μm)			IOP (mmHg)
Dog	% SD	Minimum	Maximum	% SD	Minimum	Maximum
1	3.7	534	554	50.0	12	18
2	5.3	527	555	72.7	11	19
3	3.1	540	557	60.0	10	16
4	3.7	538	558	54.5	11	17
5	7.2	515	552	35.7	14	19
6	7.6	511	550	72.7	11	19
7	4.9	531	557	38.5	13	18
8	4.7	530	555	35.7	14	19
9	3.3	549	567	38.5	13	18
10	2.7	551	566	28.6	14	18
11	11.9	505	565	38.5	13	18
12	18.7	471	559	50.0	12	18
13	8.7	515	560	36.4	11	15
14	15.1	485	558	45.5	11	16
15	8.6	548	595	35.7	14	19
16	10.6	536	593	72.7	11	19
Mean	7.5	524.1	562.6	47.9	12.2	17.9
SD	4.5	22.0	12.7	14.3	1.3	1.2
Maximum	18.7	551.0	595.0	72.7	14.0	19.0
Minimum	2.7	471.0	550.0	28.6	10.0	15.0

SD — standard deviation.