Table 1.

Results for grade of lens opacity according to anaesthetic dose and ocular surface condition in the absence or presence of infrared light exposure in anaesthetised C57BL/6 N mice

	Without infrared light exposure				With infrared light exposure
	80% anaesthetic dose		120% anaesthetic dose		80% anaesthetic dose		120% anaesthetic dose
	Wet ocular surface (n = 4)	Dry ocular surface (n = 4)	Wet ocular surface (n = 5)	Dry ocular surface (n = 4)	Wet ocular surface (n = 3)	Dry ocular surface (n = 3)	Wet ocular surface (n = 3)	Dry ocular surface (n = 3)
10 min after anaesthesia	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00	1.00 ± 0.00
15 min after anaesthesia	1.25 ± 0.43	1.25 ± 0.43	1.00 ± 0.00	1.25 ± 0.43	1.00 ± 0.00	1.33 ± 0.47	1.00 ± 0.00	1.00 ± 0.00
20 min after anaesthesia	1.25 ± 0.43	3.25 ± 0.83*	1.00 ± 0.00	3.50 ± 1.12*	1.00 ± 0.00	4.00 ± 0.82*	1.00 ± 0.00	4.66 ± 0.47*
25 min after anaesthesia	1.25 ± 0.43	4.50 ± 0.87*	1.20 ± 0.40	5.25 ± 0.43*	1.00 ± 0.00	6.00 ± 0.00*	1.33 ± 0.47	6.00 ± 0.00*
30 min after anaesthesia	1.25 ± 0.43	5.75 ± 0.43*	1.20 ± 0.40	5.75 ± 0.43*	1.00 ± 0.00	6.00 ± 0.00*	1.33 ± 0.47	6.00 ± 0.00*

Results are expressed as mean ± standard deviation

*p < 0.05 when compared with wet ocular surface in each condition