Diaphragmatic ultrasound and pulmonary functions evaluation in thyroid patients: a case-control study

The Egyptian Journal of Bronchology

Table 5 Correlation between diaphragmatic excursion and diaphragmatic thickness with demographic data, duration of disease, and pulmonary functions test in hypothyroidism group

Hypothyroidism		Rt tidal	Rt deep	Rt sniff	Lt tidal	Lt deep	Lt sniff	Rt tidal insp	Rt tidal Exp
Age (years)	r	0.142	− 0.002	0.054	0.367	− 0.154	0.261	0.066	0.0 13
Age (years)	p value	0.587	0.932	0.861	0.132	0.555	0.297	0.824	0.443
BMI (kg/m2)	r	0.205	0.174	0.168	0.167	0.191	− 0.176	0.178	0.098
BMI (kg/m2)	p value	0.422	0.500	0.516	0.519	0.454	0.495	0.491	0.721
Duration of disease (months)	r	− 0.450	− 0.858	− 0.115	− 0.254	− 0.823	0.168	− 0.066	− 0.054
Duration of disease (months)	p value	0.046*	< 0.001**	0.668	0.311	< 0.001**	0.516	0.823	0.861
VC%	r	0.299	0.280	0.357	0.213	0.429	− 0.043	0.125	− 0.365
VC%	p value	0.201	0.232	0.122	0.366	0.026*	0.857	0.599	0.114
FVC%	r	0.278	0.198	0.343	0.176	0.334	− 0.072	0.170	− 0.276
FVC%	p value	0.236	0.402	0.139	0.459	0.150	0.764	0.473	0.240
FEV1%	r	0.241	0.160	0.359	0.120	0.338	0.086	0.052	− 0.396
FEV1%	p value	0.305	0.501	0.120	0.614	0.145	0.720	0.826	0.084
FEVI/FVC	r	− 0.153	− 0.118	0.137	− 0.022	0.035	0.059	0.345	0.107
FEVI/FVC	p value	0.520	0.620	0.565	0.927	0.885	0.804	0.136	0.654
FEF25–75%	r	0.016	0.184	0.043	− 0.137	0.355	0.396	0.004	− 0.330
FEF25–75%	p value	0.947	0.438	0.859	0.565	0.124	0.028*	0.986	0.156

r Pearson correlation coefficient, BMI body mass index, wt weight, ht height, VC vital capacity, FVC forced vital capacity, FEV₁ forced expiratory volume in 1st second, FEF25–75% forced expiratory flow rate 25–75%
p value > 0.05 NS
*p value < 0.05 S
**p value < 0.001 HS