Skip to main content

Table 4 Analysis of doping infractions in different professional tournaments during the 2003-2009 period.

From: Epidemiological analysis of doping offences in the professional tennis circuit

  Grand Slams Davis Cup Fed Cup Other Tournaments Total
Total Samples 5452 440 355 6817 13340
Sample Average/year 778.8 62.8 50.7 973.8 1905.7
±174.5
Total Doping Offences 10 3 0 34 52
Doping Offences/year 1.42 0.42 0 4.8 7.4 ± 4.1
Incidence Offences/sample (%) 0.18b 0.68a-b 0a 0.4 0.38
  1. a p = 0.11
  2. b p = 0.0082