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. 2024 May 7;16:106. doi: 10.1186/s13102-024-00894-6

Table 3.

Intraclass correlation coefficients (ICCs) for relative reliability and coefficients of variation for absolute reliability of the applied physical fitness, physiological and biochemical tests

Variables ICC 95%CI CV (%)
Fitness variables
VO2max (ml/kg/min) 0.55 0.527–0.604 12.2
Push-Ups (numbers) 0.54 0.170–0.817 10.1
Sit-Ups (numbers) 0.85 0.617–0.940 5.4
Sit and Reach (centimeters) 0.79 0.715–0.821 10.7
Physiological variables
Vital Capacity (mL) 0.90 0.734–0.958 9.1
Resting Heart Rate (bpm) 0.93 0.821–0.972 2.3
Mean Arterial Blood Pressure (mmHg) 0.7 0.412-0812 6.8
Breath Holding Time (s) 0.55 0.488–0.883 13
Respiratory Rate (numbers) 0.93 0.822–0.972 6.6
Biochemical variables
High Density Lipoprotein (HDL) (mg/dl) 0.67 0.567–0.869 5
Low Density Lipoprotein (LDL) (mg/dl) 0.99 0.978–0.997 1.6
Total cholesterol (mg/dl) 0.76 0.400-0.906 3.7
Triglycerides (mg/dl) 0.82 0.544–0.929 5.8

ICC, intraclass correlation coefficient; CI, confidence interval; CV, coefficient of variation (%)