Table 4:
Distributions of the solutions tested by IRR (Incidence Rate Ratio).
Solutions
IRR
Std. Err.
P
95% conf. interval
Coca-Cola
®
2.00
0.35
0.00
1.43
2.80
Coffee
9.83
1.45
0.00
7.36
13.12
Tea
9.44
1.39
0.00
7.06
12.60
Wine
7.3
1.11
0.00
5.54
9.97