Table 3 Seasonal changes of glucose, cortisol and enzyme activities in clinically healthy adult Zarudny’s spur-thighed tortoises

Glucose (mg/dl)

51.30 ± 13.22 (40–98)

59.25 ± 12.89 (30–85)

0.062

Cortisol (µg/dl)

3.25 ± 0.57 (2.11–4.33)

3.36 ± 1.02 (1.98–5.26)

0.762

ALT (U/L)

23.70 ± 5.00 (14–32)

25.65 ± 12.43 (6–43)

0.519

AST (U/L)

49.20 ± 7.69 (37–71)

109.05 ± 44.11 (48–221)

< 0.001*

ALP (U/L)

392.5 ± 131.57 (121–630)

260.9 ± 84.02 (178–445)

0.001*

LDH (U/L)

234.1 ± 64.14 (135–420)

334.6 ± 90.70 (207–487)

< 0.001*