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. 2022 Jul 27;19(15):9201. doi: 10.3390/ijerph19159201

Table 3.

Creatine kinase (CK) at pre- and 4, 48, and 96 h postexercise, maximal voluntary isometric contraction (MVC) torque, range of motion (ROM), circumference (CIR), and muscle soreness (SOR) at pre-; immediately post-; and 4, 48, and 96 h postexercise.

E-FP M-LP
CK activity (U/L)
Pre 79.5 (54.5–89.3) 64.5 (56.0–81.3)
4 h 82.0 (62.0–90.3) 76.5 (58.5–87.8)
48 h 314.0 (102.5–649.3) 199.0 (78.3–1496.0)
96 h 3997.5 (228.6–7712.3) 5893.5 (216.3–10,195.3)
MVC torque (Nm)
Pre 29.2 (27.2–31.4) 29.0 (25.0–33.0)
IP 17.4 (10.1–18.0) 11.8 (8.6–14.2)
4 h 17.3 (13.5–19.8) 15.7 (14.2–21.2)
48 h 17.2 (16.6–21.4) 17.0 (15.5–22.2)
96 h 20.2 (17.3–25.9) 19.0 (16.7–23.9)
ROM (°)
Pre 151.5 (145.6–158.1) 148.1 (140.9–151.1)
IP 126.8 (115.5–139.1) 126.8 (119.7–129.0)
4 h 132.5 (130.8–140.4) 129.5 (124.5–136.6)
48 h 137.5 (123.8–142.5) 129.8 (118.1–135.0)
96 h 138.8 (132.8–146.8) 134.6 (125.9–139.9)
CIR (cm)
Pre 28.7 (25.1–29.6) 27.4 (24.7–32.1)
IP 28.9 (25.4–29.8) 27.4 (24.9–32.3)
4 h 28.6 (25.5–29.7) 27.2 (25.0–32.2)
48 h 28.8 (25.8–29.5) 27.6 (24.9–32.4)
96 h 28.9 (25.8–29.8) 27.8 (24.9–32.6)
SOR (mm)
Pre 0.0 (0.0–0.0) 0.0 (0.0–0.0)
IP 3.5 (0.0–14.5) 13.0 (0.5–26.5)
4 h 0.5 (0.0–3.5) 9.5 (1.0–14.9)
48 h 34.5 (10.3–61.3) 45.5 (29.0–72.0)
96 h 21.0 (5.5–52.3) 34.5 (11.5–55.3)

Data are expressed as median (interquartile range); E-FP, early follicular phase group; M-LP, mid-luteal phase group; Pre, pre-exercise; IP, immediately post exercise. A main effect for time was observed for all markers.