Table 4.

Correlation between duration, characteristics of attacks and severity of migraine and RNFL and GCC thickness in patients with migraine.

	Duration of migraine (years)		Characteristics of attacks				Severity
			Frequency of attacks		Duration of attacks		MIDAS		MIGSEV
	R	P	R	P	R	P	R	P	R	P
RNFL
RNFL-G	-,148	,107	-,190	0,038	-,191	0,037	-,496	<0,001	-,611	<0,001
RNFL-S	-,023	,807	-,041	,657	-,149	,105	-,238	0,009	-,303	0,001
RNFL-N	-,024	,794	-,114	,216	-,127	,167	-,234	0,010	-,373	<0,001
RNFL-I	-,103	,264	-,289	0,001	,011	,904	-,322	<0,001	-,413	<0,001
RNFL-T	-,155	,091	,020	,825	-,219	0,016	-,358	<0,001	-,270	0,003
GCC
GCC-G	-,292	0,001	-,333	<0,001	-,304	0,001	-,555	<0,001	-,539	<0,001
GCC-S	-,227	0,013	-,296	0,001	-,235	0,010	-,455	<0,001	-,436	<0,001
GCC-SN	-,260	0,004	-,294	0,001	-,176	,055	-,238	0,009	-,260	0,004
GCC-IN	-,328	<0,001	-,324	<0,001	-,263	0,004	-,322	<0,001	-,305	0,001
GCC-I	-,257	0,005	-,356	<0,001	-,165	,072	-,497	<0,001	-,476	<0,001
GCC-IT	-,136	,139	-,228	0,012	-,250	0,006	-,449	<0,001	-,482	<0,001
GCC-ST	-,119	,197	-,123	,182	-,173	,059	-,419	<0,001	-,438	<0,001

RNFL retinal nerve fiber layer, RNFL-G retinal nerve fiber layer-global, RNFL-S retinal nerve fiber layer-superior, RNFL-N retinal nerve fiber layer-nasal, RNFL-I retinal nerve fiber layer-inferior, RNFL-T retinal nerve fiber layer-temporal.

GCC ganglion cell complex, GCC-G ganglion cell complex- global, GCC-S ganglion cell complex-superior, GCC-SN ganglion cell complex-superonasal, GCC-IN ganglion cell complex-inferonasal, GCC-I ganglion cell complex-inferior, GCC-IT ganglion cell complex-inferotemporal, GCC-ST ganglion cell complex-superotemporal.

Data expressed as mean ± SD. Significant (p < 0.05).