From: The effect of a mystery shopper scheme on prescribing behavior in primary care: Results from a field experiment
Young female
Young male
Old female
Old male
Total
Panel A: Audit 1
Control
20
18
4
6
48
Treatment
25
21
0
2
45
39
8
96
Panel A: Audit 2
14
3
5
47
19
1
46
33
11
94