From: Relative age effects on speed trials in Brazilian athletics
Total sample | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sex | Q1 | Q2 | Q3 | Q4 | χ2 | p | V | L-Ratio | Odds ratio (CI95%) | |||||||||
N | % | N | % | N | % | N | % | Semester | Q1:Q4 | Q1 | Q2 | Q3 | Q4 | |||||
Male | 104 | 40.3 | 68 | 26.4 | 48 | 18.6 | 38 | 14.7 | 39.49 | < 0.001* | 0.13 | 9.00 | 1.03 (1.01; 1.05) | 1.06 (1.02; 1.10) | 1.05 (1.01; 1.10) | 1.00 (0.99; 1.05) | 1.00 (0.91; 1.05) | 0.98 (0.90; 1.00) |
Female | 72 | 28.6 | 75 | 29.8 | 58 | 23.0 | 47 | 18.7 | 8.03 | < 0.05* | 0.11 | 6.02 | 1.01 (1.00; 1.02) | 1.11 (1.01; 2.03) | 1.02 (1.00; 1.05) | 1.02 (1.00; 1.03) | 1.00 (0.99; 1.01) | 1.00 (0.97; 1.03) |
Total sample | ||||||||||||||||||
Male | 48 | 24.0 | 86 | 43.0 | 37 | 18.5 | 29 | 14.5 | 38.2 | < 0.001* | 0.15 | 9.99 | 1.01 (1.00; 1.03) | 1.00 (0.97; 1.04) | 1.00 (0.97; 1.05) | 1.05 (1.00; 1.10) | 0.99 (0.89; 1.02) | 1.00 (0.98; 1.07) |
Female | 47 | 23.5 | 52 | 26.0 | 50 | 25.0 | 51 | 25.5 | 0.28 | > 0.95 | 0.26 | 9.00 | 0.99 (1.00; 1.04) | 0.55 (0.32; 1.00) | 1.00 (0.98; 1.04) | 0.95 (0.90; 1.00) | 1.00 (0.99; 1.05) | 1.00 (0.90; 1.03) |
U-16 | ||||||||||||||||||
Male | 43 | 42.6 | 24 | 23.8 | 22 | 21.8 | 12 | 11.9 | 19.91 | < 0.001* | 0.17 | 9.90 | 1.04 (1.00; 1.07) | 1.04 (0.99; 1.09) | 1.01 (1.00; 1.03) | 1.00 (0.99; 1.01) | 1.00 (0.98; 1.02) | 1.00 (0.99; 1.01) |
Female | 24 | 24.0 | 30 | 30.0 | 24 | 24.0 | 22 | 22.0 | 1.44 | > 0.5 | 0.11 | 5.00 | 0.99 (0.97; 1.02) | 0.99 (0.77; 1.15) | 1.00 (0.99; 1.07) | 1.00 (0.99; 1.03) | 1.00 (0.99; 1.05) | 0.99 (0.96; 1.01) |
U-16 | ||||||||||||||||||
Male | 30 | 30.0 | 40 | 40.0 | 20 | 20.0 | 10 | 10 | 20.0 | < 0.001* | 0.25 | 9.99 | 1.00 (0.96; 1.02) | 1.17 (0.50; 3.07) | 1.00 (0.95; 1.01) | 1.00 (0.96; 1.05) | 1.00 (0.99; 1.01) | 0.99 (0.90; 1.01) |
Female | 22 | 22.0 | 27 | 27.0 | 21 | 21.0 | 30 | 30.0 | 2.16 | > 0.5 | 0.09 | 5.33 | 1.00 (0.99; 1.05) | 1.00 (0.90; 1.07) | 1.00 (0.99; 1.07) | 1.00 (0.99; 1.05) | 1.00 (0.95; 1.02) | 1.00 (0.99; 1.01) |
U-18 | ||||||||||||||||||
Male | 61 | 40.7 | 44 | 29.3 | 26 | 17.3 | 19 | 12.7 | 28.51 | < 0.001* | 0.17 | 9.85 | 1.02 (1.00; 1.05) | 1.07 (1.02; 1.12) | 1.01 (1.00; 1.05) | 1.00 (0.99; 1.02) | 1.00 (0.99; 1.02) | 1.00 (0.96; 1.06) |
Female | 48 | 31.6 | 45 | 29.6 | 34 | 22.4 | 25 | 16.4 | 8.79 | < 0.05* | 0.10 | 8.65 | 1.01 (1.00; 1.02) | 1.64 (1.02; 3.73) | 1.03 (1.00; 1.05) | 1.01 (1.00; 1.02) | 1.00 (0.93; 1.03) | 1.00 (0.95; 1.01) |
U-18 | ||||||||||||||||||
Male | 18 | 18.0 | 46 | 46.0 | 17 | 17.0 | 19 | 19.0 | 23.6 | < 0.001* | 0.19 | 9.95 | 1.02 (1.00; 1.05) | 3.08 (1.84; 11.3) | 1.00 (0.95; 1.05) | 1.03 (1.00; 1.10) | 0.99 (0.87; 1.01) | 1.00 (0.96; 1.02) |
Female | 25 | 25.0 | 25 | 25.0 | 29 | 29.0 | 21 | 21.0 | 1.28 | > 0.7 | 0.10 | 3.00 | 1.00 (0.99; 1.05) | 0.74 (0.25; 2.23) | 0.99 (0.87; 1.02) | 0.99 (0.90; 1.01) | 1.00 (0.97; 1.07) | 0.99 (0.89; 1.03) |