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. 2020 Mar 16;43(5):1142–1145. doi: 10.2337/dc19-2302

Table 1.

Rider and race characteristics over the 7-day Tour of California

Stage of the tour 7-Day mean
1 2 3 4 5 6 7
Ride duration (min) 194 ± 0 396 ± 15 360 ± 9 353 ± 0 298 ± 2 248 ± 9 174 ± 2 289 ± 86
Distance (km) 143 195 207 213 219 128 141 196 ± 44
Total stage elevation (m) 61 4,426 2,947 3,583 2,951 4,279 2,593 2,977 ± 1,461
Ambient temperature (°C) 25 20 21 21 18 12 11 18 ± 5
Humidity (%) 50 49 74 65 58 83 42 60 ± 15
Energy expenditure (kcal) 2,265 ± 499 4,955 ± 342* 4,564 ± 284* 4,334 ± 694* 4,268 ± 283*£ 3,691 ± 279*°§£ 2,717 ± 300°§# 3,828 ± 996
In-ride energy intake (kcal) 1,034 ± 324 2,138 ± 347* 1,883 ± 406* 2,075 ± 253* 1,528 ± 390 1,704 ± 287 1,050 ± 545°§# 1,630 ± 452
In-ride energy change (kcal) −1,230 ± 217 −2,817 ± 499* −2,681 ± 581* −2,259 ± 684* −2,740 ± 488* −1,987 ± 541 −1,666 ± 776°^ −2,197 ± 602
Power (W)
 Peak 1,077 ± 183 939 ± 98 1,043 ± 100 981 ± 124 995 ± 106 897 ± 123*§ 944 ± 106 982 ± 62
 Mean 175 ± 41 219 ± 17* 214 ± 13* 205 ± 30* 244 ± 17*°§# 248 ± 14*°§# 256 ± 17*°§# 223 ± 2
 Normalized 226 ± 28 246 ± 20* 261 ± 12* 247 ± 24* 289 ± 18*°§# 280 ± 16*°§# 297 ± 17*°§# 264 ± 19
HR (bpm)
 Peak 187 ± 3 189 ± 22 179 ± 3*° 174 ± 6*° 179 ± 15*° 170 ± 2*°§^ 175 ± 7*°$ 179 ± 7
 Mean 134 ± 8 144 ± 5* 134 ± 5° 127 ± 12° 138 ± 3# 138 ± 1# 141 ± 5*§# 137 ± 6

Data are presented as the mean ± SD or n.

*

Significant difference (P < 0.05) with respect to stage 1.

°

Significant difference (P < 0.05) with respect to stage 2.

§

Significant difference (P < 0.05) with respect to stage 3.

#

significant difference (P < 0.05) with respect to stage 4.

^ Significant difference (P < 0.05) with respect to stage 5.

$

Significant difference (P < 0.05) with respect to stage 6.

£

Significant difference (P < 0.05) with respect to stage 7.