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
16
10
8
14
48
Treatment
12
9
11
32
22
17
25
96
Panel A: Audit 2
13
5
15
47
26
20
24
94