EPO and diabetes mellitus: On day 4 and day 5, latency was longer in the diabetics compared to the EPO-treated diabetics (day 4: 91.43 ± 33.72 s versus 75.87 ± 40.75 s; day 5: 91.90 ± 31.23 versus 74.77 ± 42.84 s) Distance swum was longer in the diabetics compared to the EPO-treated diabetics on day 4 (15.59 ± 8.92 versus 11.15 ± 6.25 dm), but not different on day 5 (13.20 ± 6.39 versus 11.20 ± 6.42 dm).