Table 6.

Correlation with body mass index and age and diaphragmatic excursion.

BMI in groups		Right hemidiaphragm			Left hemidiaphragm
		Quiet breathing	Deep breathing	Sniffing	Quiet breathing	Deep breathing	Sniffing
BMI (n=757)	Pearson Correlation	0.031	-0.182**	-0.094**	0.148**	-0.143**	0.040
	Significance (2-tailed)	0.395	≤0.001	0.009	≤0.001	≤0.001	0.273
Age (n=757)	Pearson Correlation	0.045	0.164**	0.117**	-0.098**	0.190**	0.041
	Significance (2-tailed)	0.221	˂0.001	0.001	0.007	˂0.001	0.266

BMI, body mass index; **correlation is significant at the 0.01 level (2-tailed).