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Table 2 Substance use and misuse data and differences between racket sports

From: Is there a danger for myopia in anti-doping education? Comparative analysis of substance use and misuse in Olympic racket sports calls for a broader approach

  MALES FEMALES
  T TT B K-W (p) T TT B K-W (p)
  f(%) f(%) f(%)   f(%) f(%) f(%)  
Binge drinking     24.01 (0.01)     10 (0.01)
I do not drink alcohol 1(4.8) 3(6.0) 1(2.0)   4(66.7) 6(21.4) 4(12.9)  
Never. although I consume alcohol 1(4.8) 21(42.0) 2(3.9)   0(0.0) 6(21.4) 1(3.2)  
rarely 7(33.3) 6(12.0) 8(15.7)   1(16.7) 7(25.0) 7(22.6)  
a few times a year 4(19.0) 10(20.0) 10(19.6)   0(0.0) 6(21.4) 4(12.9)  
once a month or so 2(9.5) 8(16.0) 18(35.3)   0(0.0) 3(10.7) 10(32.3)  
once a week 4(19.0) 2(4.0) 11(21.6)   0(0.0) 0(0.0) 5(16.1)  
a few times a week 2(9.5) 0(0.0) 1(2.0)   1(16.7) 0(0.0) 0(0.0)  
Cigarette smoking     24.05 (0.01)     29.9 (0.01)
Not at all 0(0.0) 34(68.0) 1(2.0)   0(0.0) 22(78.6) 0(0.0)  
I quit 13(61.9) 3(6.0) 42(82.4)   6(100.0) 3(10.7) 25(80.6)  
from time to time 4(19.0) 4(8.0) 5(9.8)   0(0.0) 3(10.7) 5(16.1)  
less than 10 cigs per day 1(4.8) 5(10.0) 1(2.0)   (0.0) (0.0) (0.0)  
10-20 cigs per day 1(4.8) 2(4.0) 2(3.9)   0(0.0) 0(0.0) 1(3.2)  
1-2 packs per day 1(4.8) 0(0.0) 0(0.0)      
2+ packs per day 1(4.8) 2(4.0) 0(0.0)      
Cannabinoids and opiates     2.7 (0.26)     2.5 (0.28)
No 16(76.0) 45(90.0) 41(41.0)   6(100.0) 20(71.0) 25(25.0)  
Yes, occasionally (marijuana and hashish) 5(23.0) 5(10.0) 10(10.0)   0(0.0) 8(28.0) 6(6.0)  
  1. T - tennis; TT - table tennis; B - badminton; frequencies - f, percentage - %; KW - Kruskall-Wallis test; p - statistical significance for df = 2