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Table 3 Combinations of Substances Used (N = 69,891)

From: Mono- versus polydrug abuse patterns among publicly funded clients

Number of Substances Used Possible Number of Drug Combinations Number of Drug Combinations Found Number of Admissions
    n %
1 N/A N/A 35,875 51.3
2 36 35 20,789 29.8
3 84 67 10,711 15.3
4 126 68 1,833 2.6
5 126 46 478 0.7
6 84 29 140 0.2
7 36 13 47 0.067
8 9 6 17 0.024
9 1 1 1 0.0014