A Cross-Sectional Study on the Application of IS in Perioperative Pulmonary Function Training in Spine and Orthopedics

Table 1

Basic information for both groups of patients.

Project	Traditional pulmonary training group (n = 32)	IS-enhanced pulmonary training group (n = 35)	value
Age (year, x ± s)	13.47 ± 6.36	15.66 ± 8.28	0.233
BMI (kg/m^2，x ± s）
Gender (male/female)	15/17	17/18	0.890
Cobb angle (x ± s）	83.34 ± 7.93	83.97 ± 8.48	0.756
Pulmonary dysfunction (moderate/severe)	23/9	27/8	0.621
VC actual/predicted value (%)	48.69 ± 7.64	49.03 ± 7.19	.850
FVC actual/predicted value (%)	49.22 ± 8.08	49.55 ± 8.58	0.870
FEV1 actual/predicted value (%)	44.73 ± 8.13	44.68 ± 8.18	0.980
FEV1/FVC (%)	91.17 ± 9.21	90.22 ± 6.69	0.630
FEV1/VC (%)	91.99 ± 8.85	91.79 ± 6.07	0.912
MVV actual/predicted value (%)	52.01 ± 9.09	51.10 ± 9.89	0.696

VC: vital capacity; FC: forced vital capacity; FEV1: forced expiratory volume in one second; MVV: maximal voluntary ventilation.