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30 May 2022: Clinical Research

Effects of Wearing Face Masks on Exercise Capacity and Ventilatory Anaerobic Threshold in Healthy Subjects During the COVID-19 Epidemic

Qiang Lin 1BCDEF , Yuxing Cai 1BC , Changjun Yu 1BC , Wei Gu 2CD , Yan Tan 2CD , Li Wang 2CD , Anliang Chen 1E , Kai Cheng 1F , Ting Meng 3F , Xueping Li 1AG*

DOI: 10.12659/MSM.936069

Med Sci Monit 2022; 28:e936069

Table 1 Baseline characteristics and physiological indexes of participants.

ParameterTotal (n=34)
Age (year)23.4±3.6
Male/Female (%)52.9/47.1
Height (cm)170.3±9.7
Weight (kg)63.3±13.5
BMI (kg/m)21.7±3.7
Heart rate (bpm)87.7±12.5
Systolic blood pressure (mmHg)114.8±17.8
Diastolic blood pressure (mmHg)77.0±9.6
FVC (%predicted)86.6±8.6
FEV1 (%predicted)87.0±9.1
FEV1/FVC (%)86.6±6.6
PEF (%predicted)82.2±17.9
Data are presented as mean±SD unless otherwise indicated. BMI – Body Mass Index; bpm – beats per minute; FVC – Forced Vital Capacity; FEV1 – Forced Expiratory Volume in 1 second; FEV1/FVC – the percentage of the FVC expired in one second; PEF – Peak Expiratory Flow.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750