Table 1.  Changes in the force curve profile and stroke profile during the incremental test (n=7). Data are means (ąSD).

 

Step 1

Step 2

Step 3

Step 4

Step 5

 

Time A

Time B

Time A

Time B

Time A

Time B

Time A

Time B

Time A

Time B

Stroke rate

17.1 (.7)

16.5 (.8)

18.1 (.5)

17.5 (.6)

20.1 (1.2)

18.9 (1.0)

21.4 (1.3)

20.8 (1.3)

23.4 (1.4)

23.2 (1.2)

Peak force (N)

621 (74)

684 (96)

666 (57)

739 (80)

691 (85)

767 (77)

723 (87)

783 (73)

746 (77)

792 (67)

% Stroke when PF occurs

13.3 (1.9)

12.9 (2.0)

13.4 (2.1)

13.4 (1.8)

14.3 (1.9)

14.1 (1.7)

15.3 (2.5)

15.4 (1.7)

16.3 (2.4)

16.9 (1.7)

% Stroke when ED occurs

46.4 (7.1)

30.4 (2.3)

40.6 (2.6)

30.9 (2.1)

42.7 (3.2)

31.7 (1.8)

46.4 (3.2)

33.9 (2.4)

46.4 (7.1)

36.3 (2.1)

Stroke length (cm)

138 (.6)

154 (.5)

140 (.6)

155 (.5)

137 (.9)

156 (.4)

138 (.9)

156 (.4)

141 (.7)

156 (.5)

Power (work done/ stroke)

150 (11)

175 (14)

170 (8)

198 (15)

193 (18)

223 (15)

216 (11)

251 (15)

242 (10)

279 (13)

Work done (J)

530 (49)

640 (66)

568 (34)

680 (53)

586 (66)

711 (56)

609 (61)

725 (55)

621 (54)

725 (53)

Abbreviations:  PF = peak force, ED = end of drive.