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Table 2—

Mean VAS scores for each time point for overall pain with 25% and 75% quartiles

Time pointMedian VAS pain scoresQuartiles (25%, 75%)
Run in 5.5 5.0, 7.0 
ISDN baseline 5.5 4.0, 7.0 
ISDN intermediate 3.5 1.3, 6.0 
ISDN final 3.5 1.3, 6.0 
ISDN difference (final minus baseline) −2.0  
Placebo baseline 5.0 4.3, 6.0 
Placebo intermediate 5.0 3.0, 5.0 
Placebo final 5.0 2.3, 7.0 
Placebo difference (final minus baseline) — 
Time pointMedian VAS pain scoresQuartiles (25%, 75%)
Run in 5.5 5.0, 7.0 
ISDN baseline 5.5 4.0, 7.0 
ISDN intermediate 3.5 1.3, 6.0 
ISDN final 3.5 1.3, 6.0 
ISDN difference (final minus baseline) −2.0  
Placebo baseline 5.0 4.3, 6.0 
Placebo intermediate 5.0 3.0, 5.0 
Placebo final 5.0 2.3, 7.0 
Placebo difference (final minus baseline) — 

Difference between ISDN and placebo sprays, P = 0.02.

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