TPPP and cystic fibrosis: Again, Tukey’s HSD test for multiple comparisons found that mean DD activity per hour was different between CF and WT (P = < 0.001, 95% C.I. [−8.99, 1.71]) and Tppp−/− and WT (P = 0.001, 95% C.I. [−7.18, 1.24]).