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Table 5 Comparison of total Fibromyalgia Impact Questionnaire score and haplotypes using Kruskal-Wallis test

From: Catechol-O-methyltransferase gene haplotypes in Mexican and Spanish patients with fibromyalgia

 

Spaniards

Mexicans

 

25th percentile

Median

75th percentile

P value

25th percentile

Median

75th percentile

P value

Haplotypes

        

   ACCG

72.78

78.09

82.42

0.0001

53.54

70.05

77

NS

   ATCA

60.21

62.87

68.46

 

59.6

68.18

84.5

 

   GCGG

60.4

67.16

69.56

 

60.43

74.36

79.17

 

   GTGA

51.11

56.1

56.41

 

-

-

-

 
  1. NS, not significant.