Exercise Capacity in Prepubertal Children with Cystic Fibrosis
Table 2
Exercise and muscle strength.
Mean (SEM)
Control group
CF group
Boys ()
Girls ()
Boys ()
Girls ()
VO2max (ml/kg/min)
48.5 (1.4)
40.6* (1.0)
46.7 (2.1)
41.9 (3.3)
WLmax (watts)
112 (2.7)
100* (2.8)
104 (6.8)
89 (6.8)
E60°/sec
158 (4.5)
159 (6.4)
147 (11.2)
151 (14.0)
E90°/sec
146 (4.1)
138 (5.5)
142 (15.5)
142 (15.5)
E180°/sec
116 (2.6)
104* (3.7)
122 (12.7)
107 (6.9)
F60°/sec
76 (3.4)
73 (4.0)
72 (7.2)
60 (9.2)
F90°/sec
76 (3.7)
67 (3.0)
80 (7.4)
71 (10.8)
F180°/sec
74 (2.6)
58* (2.2)
77 (4.9)
65 (6.7)
Mean (SEM) maximum oxygen consumption; VO2max, maximum workload; WLmax, mean muscle strength: extension; E and flexion; F at 60, 90, and 180°/sec. *Indicates a significant gender difference within group. .