Skip to main content

Table 1 Stage time and average speed of UER along MSUM competition

From: Water and sodium intake habits and status of ultra-endurance runners during a multi-stage ultra-marathon conducted in a hot ambient environment: an observational field based study

 

UER

SR

FR

Stage description

Running time (h:min)

Running time (h:min)

Running time (h:min)

 

and speed (km/h)

and speed (km/h)

and speed (km/h)

Stage 1: 37 km

4:54 (0:51)

5:29 (0:35)

4:10 (0:28)

503 to 1443 m ASL

7.6 (1.4)

6.8 (0.7)

8.9 (1.0)

Tmax: 32°C; RHmax: 32%

   

Stage 2: 45 km

6:37 (1:20)

7:32 (1:06)

5:38 (0:46)

830 to 1338 m ASL

6.8 (1.3)

6.0 (0.8)

8.0 (1.0)

Tmax: 34°C; RHmax: 33%

   

Stage 3: 40 km

4:59 (0:53)

5:37 (0:39)

4:15 (0:27)

689 to 1302 m ASL

8.0 (1.6)

7.1 (0.9)

9.4 (1.2)

Tmax: 38°C; RHmax: 37%

   

Stage 4: 65 km

7:51 (1:25)

8:52 (1:01)

6:48 (0:54)

671 to 1152 m ASL

8.3 (1.8)

7.3 (1.0)

9.6 (1.7)

Tmax: 40°C; RHmax: 33%

   

Stage 5: 38 km

4:16 (1:05)

4:49 (1:05)

3:35 (0:35)

473 to 1065 m ASL

8.9 (2.1)

7.9 (1.6)

10.6 (1.7)

Tmax: 40°C; RHmax: 40%

   

Total: 225 km

28:03 (4:34)

31:52 (2:51)

24:22 (2:20)

8.0 (1.4)

7.1 (0.6)

9.2 (0.9)

  1. Mean (SD): UER (n = 74); slow runners (SR: MSUM mean speed <8 km/h, n = 41); fast runners (FR: MSUM mean speed ≥8 km/h, n = 33).