Table 2

Measurements made during rowing pieces from the ergometer interface

VariableFixedFloatingDifference (95% CI)Standard errorp Value
(A) Comparison between fixed and floating power heads
    Work performed (kJ)3683652 (—8 to 13)4NS
    No of strokes464506—42 (—15 to —69)10<0.02
    Power per stroke (W)3143086 (—11 to 23)6NS
    Work performed per stroke (J)81372884 (55 to 113)10<0.001
    Pulse rate: minutes 14–19 (beats/min)180183—3 (—7 to 1)1NS
    Time to target pulse (s)44939257 (—174 to 287)83NS
Variable1st Piece2nd PieceDifference (95% CI)Standard errorp Value
Significance is given by two way t test analysis. Values are means, differences and standard errors of the differences (95% confidence intervals).
(B) Comparison between first and second pieces
    Work performed (kJ)37136110 (—0.3 to 20)4<0.06
    No of strokes477492—15 (—42 to 12)10NS
    Power per stroke (W)32030119 (2 to 36)6<0.05
    Work performed per stroke (J)79774452 (23 to 81)10<0.01
    Pulse rate: minutes 14–19 (beats/min)180183—3 (—6 to 1)1NS
    Time to target pulse (s)45738572 (—158 to 303)83NS