The following table was presented in an article summarizing
Question
The following table was presented in an article summarizing a study to compare a new drug to a standard drug and
to a placebo.
Characteristic | New Drug | Standard Drug | Placebo | p |
Age, years | 45.2 (4.8) | 44.9 (5.1) | 42.8 (4.3) | 0.5746 |
%Female | 51% | 55% | 57% | 0.1635 |
Annual income, $000s | 59.5 (14.3) | 63.8 (16.9) | 58.2(13.6) | 0.4635 |
% with insurance | 87% | 65% | 82% | 0.0352 |
Disease Stage | 0.0261 | |||
I | 35% | 18% | 33% | |
II | 42% | 37% | 47% | |
III | 23% | 51% | 20% |
Which, if any, baseline characteristics are significantly different (at least 0.05 level of significance) between treatment groups?
a. Disease stage
b. Annual Income
c. % with insurance
d. age
e. a and c
f. b and d