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Table 2 Means of the drop of the pain score and sinus tenderess from beginning to the end in treated and control groups for various measurements

From: Paranasal sinus air suction for immediate pain relief of acute migraine – a randomized, double blind pilot study

Measurement

Treated

Control

P*

Pain

37.0

12.0

< 0.01

Left tenderness

36.6

12.5

< 0.01

Right tenderness

37.0

12.0

< 0.01

  1. P*significant probability for the difference between two groups