Table 1

Distribution of the 110 nummular headache cases based on age and gender

Author; country; yearNumber of casesAge (years)Gender
Liu and Wei; China; 201824374F
46M
38F
Rodríguez et al; Spain; 20158114F
Camacho-Velasquez; Spain; 201625147M
Barón et al; Spain; 201526121F
López-Ruiz et al; Spain; 201427267M
60M
Iwanowski et al; Poland; 201428161F
Kurian and Solomon; USA; 201429247F
49F
López-Mesonero et al; Spain; 201430141F
Mulero et al; Spain; 201331321M
45M
35M
Yin et al; Italy; 201332152M
Irimia et al; Spain; 201333133F
Danno et al; Japan; 201334371M
57F
39M
Dai et al; China; 20136163M
Herrero-Velázquez et al; Spain; 201335846M
60F
23F
43M
53F
33M
54F
42F
Başağrisi et al; China; 201036159M
Yamazaki and Kobatake; Japan; 201137128M
Rocha-Filho; Brazil; 201138152M
Porta-Etessam et al; Japan; 201039152F
Chen et al; Taiwan; 201540162M
Guerrero Ángel et al; Spain; 201141661M
71F
80F
30F
33M
32F
Campbel and Sartori; USA; 201342147F
Evans and Pareja; Spain; 200511157F
Trucco et al; Italy; 200610155F
Evan et al; Spain; 200643145F
Trucco et al; Italy; 200744126F
Guillem et al; USA; 200745160F
Tayeb et al; USA; 200846147M
Pareja et al; Spain; 200847565F
50F
61F
60M
34F
Mathew et al; USA; 20089443F
58F
35F
47F
Baldacci et al; Italy; 201048140M
Dach et al; Spain; 200649341F
29M
64M
Robbins and Grosberg; USA; 201350140F
Alvaro et al; Spain; 200951467M
72F
50F
37F
Cuadrado et al; Spain; 200952328M
67F
51M
Dabscheck and Ian Andrews; Australia; 20105314M
Dusitanond et al; USA; 200854524F
30F
47F
55F
59F
Ruscheweyh et al; Germany; 200955625F
39M
39F
49M
24M
57F
Jiang et al; China; 201956248F
72M
Grosberg et al; USA; 200718155M
Pareja et al; Spain; 20043*1438 (mean)3—Male
11—Female
Pareja et al; Spain; 20022*1350 (mean)5—Male
8—Female
  • *The data from these studies have considered for the analysis of demographic and headache characteristics but have not considered for analysis of treatment effectiveness due to missing accurate treatment.