Table 1.

Survey structure and items description.

Item N	Item text	Response option
1	I live in a COVID-19 outbreak area	0, no; 1, yes
2	At least one family member was positive to COVID-19	0, no; 1, yes
3	At least one family member has to travel to COVID-19 areas for job duties	0, no; 1, yes
4	School activities were continuing in remote	0, no; 1, yes
5	Sport/leisure activities were suspended	0, no; 1, yes
6	My child anxious symptoms changed during the lockdown	0, worsening; 1, stable; 2, improving
7	The intensity of migraine symptoms was changing before the lockdown	0, worsening; 1, stable; 2, improving; 3, resolution
8	The intensity of migraine symptoms changed during the lockdown	0, worsening; 1, stable; 2, improving; 3, resolution
9	The frequency of migraine symptoms was changing before the lockdown	0, worsening; 1, stable; 2, improving; 3, resolution
10	The frequency of migraine symptoms changed during the lockdown	0, worsening; 1, stable; 2, improving; 3, resolution