Table 4.

Comparison between corticosteroid with or without additional etanercept treatment on Sotozono's acute and chronic stage grading score.

	Corticosteroid +	Corticosteroid	p-value
	etanercept	only
Number (patient/eye)	31/62	82/164
Gender (M/F)	15/16	32/50	0.126
Age (years old)	48.00 ± 18.72	45.79 ± 24.06	0.601
Mean follow up time (days)	485.00 ± 502.42	360.82 ± 319.64	0.319
Time to intervention (days)	1.96 ± 1.49	0.78 ± 0.64	0.003
Major causative drugs
Anti-epileptics	24 (38.71%)	48 (29.27%)	0.264
Antibiotics	11 (17.74%)	26 (15.58%)
Allopurinol	6 (9.68%)	10 (6.10%)
NSAID	6 (9.68%)	26 (15.58%)
Sulfa drugs	2 (3.23%)	18 (10.98%)
Others	13 (20.97%)	36 (21.95%)
Sotozono's grading score
Acute stage
Mean	1.323	1.488	0.171
Std. deviation	0.763	0.903
Std. Error Mean	0.097	0.071
Chronic stage
Mean	1.645	3.951	<0.001
Std. deviation	2.470	5.765
Std. error mean	0.314	0.450