Role of DaTSCAN and clinical diagnosis in PD.

  title={Role of DaTSCAN and clinical diagnosis in PD.},
  author={N. P. S. Bajaj},
  volume={78 19},
  pages={1538-9; author reply 1589}
1. Why did the authors use the Fisher test for comparison of baseline characteristics (table 1)? Patients in the placebo group appeared to be older and more severely compromised. For this reason, wouldn’t the subjects respond less to treatment? Blocked randomization may have prevented unequal distribution between groups. 2. The number of patients was small. Furthermore, due to the large number of dropouts in the placebo group, the authors could not complete the originally planned crossover… CONTINUE READING