Table 3.
Comparison of mean and median rally length between women and men (reference group).
| Women | Men | Difference | ||||
|---|---|---|---|---|---|---|
| M (SD) | Mdn [IQI] | M (SD) | Mdn [IQI] | M (p, r) | Mdn [95% CI] | |
| Rally length (s) with pseudo-rallies | ||||||
| Main event: ball in/out (n = 725 vs. 893) | 7.25 (6.20) | 4.97 [3.87, 9.57] | 5.59 (4.67) | 4.28 [3.12, 7.52] | 1.66 (< 0.001, 0.16) | 0.69 [0.42, 0.95] |
| Competitive event: fault (n = 37 vs. 59) | 11.50 (9.00) | 8.83 [5.37, 13.67] | 8.25 (6.95) | 5.03 [3.88, 10.08] | 3.25 (0.049, 0.20) | 3.80 [0.69, 6.91] |
| Pooled events: ball in/out + fault (n = 762 vs. 952) | 7.45 (6.42) | 5.03 [3.87, 9.83] | 5.75 (4.88) | 4.32 [3.20, 7.76] | 1.70 (< 0.001, 0.16) | 0.71 [0.43, 1.00] |
| Rally length (s) without pseudo-rallies | ||||||
| Main event: ball in/out (n = 614 vs. 714) | 8.38 (6.07) | 5.63 [4.33, 10.83] | 6.79 (4.47) | 4.76 [3.92, 8.44] | 1.59 (< 0.001, 0.17) | 0.87 [0.22, 1.52] |
| Competitive event: fault (n = 37 vs. 59) | 11.50 (9.00) | 8.83 [5.37, 13.67] | 8.25 (6.95) | 5.03 [3.88, 10.08] | 3.25 (0.049, 0.20) | 3.80 [0.69, 6.91] |
| Pooled events: ball in/out + fault (n = 651 vs. 773) | 8.56 (6.31) | 5.97 [4.33, 11.20] | 6.90 (4.72) | 4.76 [3.92, 8.48] | 1.66 (< 0.001, 0.17) | 1.21 [0.42, 2.00] |
s = seconds; n = number of rallies (women vs. men); M = mean; SD = standard deviation; Mdn = median; IQI = interquartile interval; p = p-value of the Mann-Whitney U test; r = effect size measure r; CI = confidence interval of the difference between two medians obtained from bootstrapped quantile regression