The Correlation between FSTL1 Expression and Airway Remodeling in Asthmatics

Table 2

Spearman rank correlation analysis to identify factors associated with log₁₀FSTL1 in asthmatics.

	Correlation coefficient	value
Age (years)	−0.241	0.185
BMI (kg/m^2)	0.081	0.658
eos# (×10^9/L)	0.309	0.086
eos%	0.253	0.163
FEV1 (%predicted)	−0.459	0.008
FEV1/FVC	−0.351	0.049
Zrs (Ω)	0.157	0.389
Fres (1/s)	0.351	0.049
R5 (cmH2O/(L/s))	0.365	0.040
R20 (cmH2O/(L/s))	0.247	0.173
R5-R20 (cmH2O/(L/s))	0.263	0.147
X5 (cmH2O/(L/s))	0.162	0.375

BMI: body mass index; eos#: eosinophil count; eos%: eosinophil percentage; FEV₁: forced expiratory volume in one second; FEV₁/FVC: forced expiratory volume in one second/forced vital capacity; Zrs: respiratory system impedance; Fres: resonant frequency; R5: resistance at 5 Hz; R20: resistance at 20 Hz; X5: reactance at 5 Hz; R5-R20: R5 was subtracted by R20.