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Table 3 F statistics of type 3 non–parametric tests for Group and Sex effect, and their interaction for response variables

From: Elevated nitric oxide and carbon monoxide concentration in nasal-paranasal sinus air as a diagnostic tool of migraine: a case – control study

Group

df

Nasal air flow (L)

Nasal air flow (R)

NO (L)

NO (R)

Exhaled NO

Group

1

6.02 (P = 0.01)

7.05 (P = 0.01)

118.31 (P < 0.01)

117.99 (P < 0.01)

28.48 (P < 0.01)

Sex

1

0.20 (P = 0.65)

0.61 (P = 0.44)

0.47 (P = 0.50)

0.79 (P = 0.38)

0.01 (P = 0.94)

Interaction between group and gender

1

0.37 (P < 0.54)

0.19 (P = 0.67)

0.76 (P = 0.39)

0.26 (P = 0.61)

0.13 (P = 0.72)

  1. L right, R Right, NO Nitric Oxide