Table 5 Comparison of the LoS scores, obtained observationally and through determining the surface area projection of the targeted OMC on the nostril plane.

From: Numerical evaluation of spray position for improved nasal drug delivery

 Observational LoS scoreNostril SA (mm2)OMC SA Projection (mm2)OMC SA projection as % of Nostril SASA-based LoS scorePearson’s correlation between two sets of scoresSA-based scoring criteria
NPM14103.93676.92096.66%40.85>6%4
NPM2383.31661.43701.72%2> 4%3
NPM3367.15995.00857.46%4>1.5%2
NPM42109.94672.58462.35%2>0%1
NPM51104.11790.09040.09%1SA = surface area