Item | Reference range | Summer | Winter | Pvalue | ||||
---|---|---|---|---|---|---|---|---|
 |  | Outdoor | Indoor | Outdoor | Indoor | Production system, P | Season, S | P × S |
Red Blood Cells (×106/μL) | 5 - 10 | 9.38 ± 0.23 | 9.53 ± 0.14 | 8.24 ± 0.13 | 9.15 ± 0.21 | 0.022 | < 0.001 | 0.012 |
Haemoglobin (g/dL) | 8 - 15 | 11.65 ± 0.19 | 12.98 ± 0.17 | 11.14 ± 0.26 | 12.98 ± 0.27 | <0.001 | 0.145 | 0.145 |
Haematocrit (%) | 24 - 46 | 37.76 ± 0.66 | 39.85 ± 0.52 | 34.99 ± 0.79 | 40.43 ± 0.66 | < 0.001 | 0.043 | 0.003 |