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
NPM2383.31661.43701.72%2> 4%3
NPM51104.11790.09040.09%1SA = surface area