Nasal Region Dimensions in Children: A CT Study and Clinical Implications

Table 7

Posterior part of the nasal cavity—interosseous distances.

Patients’ groups		BCAW (mm)		RPBW (mm)		LPBW (mm)
		Mean ± SD	95% CI	Mean ± SD	95% CI	Mean ± SD	95% CI
A	All	𝟏𝟔.𝟖𝟔±𝟐.𝟏𝟔	15.87–17.85	𝟔.𝟖𝟒±𝟎.𝟖𝟖	6.43–7.25	𝟔.𝟔𝟐±𝟎.𝟖𝟓	6.22–7.02
	M	17.05±2.39	15.53–18.58	6.47±0.83	5.94–7.00	6.35±0.71	5.90–6.81
	F	16.60±1.91	15.13–18.08	7.40±0.65	6.86–7.94	7.02±0.92	6.25–7.80
B	All	𝟏𝟔.𝟕𝟎±𝟏.𝟐𝟔	16.25–17.15	𝟕.𝟏𝟐±𝟎.𝟔𝟑	6.89–7.34	𝟔.𝟗𝟐±𝟎.𝟖𝟏	6.63–7.20
	M	16.28±1.35	15.60–16.95	6.98±0.71	6.62–7.33	6.69±0.86	6.27–7.13
	F	17.20±0.93	16.68–17.72	7.29±0.50	7.01–7.56	7.19±0.67	6.81–7.56
C	All	𝟏𝟕.𝟕𝟕±𝟏.𝟒𝟓	17.32–18.21	𝟕.𝟓𝟖±𝟎.𝟔𝟗	7.36–7.79	𝟕.𝟔𝟓±𝟎.𝟖𝟗	7.38–7.92
	M	17.63±1.78	16.84–18.42	7.44±0.66	7.14–7.73	7.78±0.81	7.42–8.14
	F	17.90±1.04	17.44–18.36	7.72±0.71	7.40–8.03	7.51±0.95	7.09–7.94
D	All	𝟏𝟗.𝟐𝟔±𝟏.𝟒𝟕	18.77–19.75	𝟖.𝟑𝟕±𝟎.𝟖𝟓	8.09–8.66	𝟖.𝟑𝟓±𝟎.𝟔𝟐	8.14–8.56
	M	19.31±2.02	18.03–20.60	8.31±0.83	7.78–8.84	8.32±0.65	7.90–8.74
	F	19.24±1.16	18.76–19.72	8.41±0.88	8.04–8.77	8.37±0.62	8.11–8.63
E	All	𝟐𝟎.𝟔𝟓±𝟏.𝟓𝟑	20.03–21.27	𝟗.𝟎𝟎±𝟎.𝟗𝟎	8.64–9.37	𝟖.𝟖𝟓±𝟎.𝟔𝟕	8.57–9.12
	M	20.47±1.45	19.25–21.68	8.80±0.87	8.07–9.53	8.74±0.80	8.06–9.41
	F	20.73±1.60	19.93–21.53	9.10±0.93	8.63–9.56	8.89±0.63	8.58–9.21

F: female, M: male, SD: standard deviation, and 95% CI: 95% confidence intervals.