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Table 1 Data for 150 patients undergoing computed tomography

From: Frontal recess anatomy in Japanese subjects and its effect on the development of frontal sinusitis: computed tomography analysis

  CRS(+) CRS(−) Total
  Frontal sinusitis (+) Frontal sinusitis (−)   
Age (years ± SEM) 57.8 ± 13.8 41.3 ± 17.5 47.0 ± 19.4 51.1 ± 18.4
Distinguishable sides 70 30 200 300
Male: Female 50:20 14:16 100:100 164:136
Lund-Mackay score (±SEM) 7.9 ± 2.4 5.5 ± 1.8 0.19 ± 0.64 2.6 ± 3.6
Anterior ethmoid score (±SEM) 1.8 ± 0.45 1.4 ± 0.55 0.025 ± 0.16 0.58 ± 0.84
  1. CRS = chronic rhinosinusitis; SEM = standard error of the mean