Table 4 Sociodemographic, anthropometric and sports characteristics, and clinical history of COVID-19 of study participants.

From: Analysis of blood biomarkers and sports performance in crossfit athletes using the elevation training mask 2.0 post SARS-CoV-2 infection

Characteristics

Participants

(n=20)

CG

(n=10)

Sociodemographic characteristics

Age (years)

35.7 ± 11.3

36.6 ± 11.5

Gender, n (%)

Man

20.0 (100.0)

10.0 (100.0)

Women

0.0 (0.0)

0.0 (0.0)

Ethnicity, n (%)

Caucasian

20.0 (100.0)

10.0 (100.0)

Other

0.0 (0.0)

0.0 (0.0)

Anthropometric parameters

Body mass (kg)

77.6 ± 10.9

78.3 ± 10.6

Fat mass (kg)

9.7 ± 2.9

9.8 ± 2.8

Fat mass (%)

12.5 ± 2.3

12.7 ± 2.6

Fat free mass (kg)

67.9 ± 4.1

67.5 ± 3.9

Fat free mass (%)

65.2 ± 2.6

65.1 ± 2.4

Height (cm)

171.5 ± 5.6

173.2 ± 5.4

Sports parameters

CrossFit® experience (months)

35.3 ± 11.7

36.7 ± 11.9

Fran WODs 1 * (s)

231.0 ± 15.0

235.0 ± 12.0

COVID-19 clinical history

SARS-CoV-2 Infection 2 *, n (%)

0

4 (20.0)

1 (10.0)

1

9 (45.0)

5 (50.0)

2

6 (30.0)

4 (40.0)

3

1 (5.0)

0 (0.0)

Symptoms

Cough, n/%

9 / 45%

5 / 50%

Dyspnea, n/%

7 / 35%

3 / 30%

Ageusia and anosmia, n/%

15 / 75%

8 / 80%

Fever, n/%

8 / 40%

3 / 30%

Myalgia, n/%

9 / 45%

9 / 90%

Perception of symptom severity (0-3) 3

1.8 ± 0.2

1.9 ± 0.2

COVID-19 Vaccine

20.0 (100.0)

10.0 (100.0)

  1. Abbreviations = CG: control group; cm: centimeters; EG: experimental group; n: sample size; kg: kilograms; s: seconds; WODs: Workouts of the day; %: percentage. 1 * Benchmark Work of the day described by Glassman32: 3 rounds of 21, 15 and 9 repetitions of thrusters and pull -ups. 2 * Number of SARS-CoV-2 infections prior to the study. 3 Evaluated following the scale of Fossum et al.33.
  2. Data expressed as mean ± standard deviation for continuous variables and as frequency/percentage (%) for discrete variables. No significant differences between groups assessed by univariate ANOVA.