Table 1

Mean maximal flow at functional residual capacity (V’maxFrc) and percentage of total sodium cromoglicate excreted in the urine (% total SC) for infants with normal birth histories and those with chronic lung disease of prematurity

GroupV’maxFrc (ml/s)% Total SC
Normal
1500.6
94.70.3
2050.47
850.37
82.50.05
2500.08
1730.13
Mean148.600.28
SE24.50.07
Chronic lung disease of prematurity
500.03
56.40.28
10.20.07
320.16
250.6
570.27
800.2
8.80.65
Mean39.920.28
SE8.80.08
  • A significant difference was found between V’max Frc in the normal and chronic lung disease groups (p < 0.001). No significant difference was found for % total SC (p = 0.977).