Correction: Martin et al. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280
Text Correction in Results
Error in Tables 2–7
Total Sample (n = 32) | Males (n = 14) | Females (n = 18) | 50+ Years Old (n = 26) | Under 50 Years Old (n = 6) | ||
---|---|---|---|---|---|---|
Mean (SD) | ||||||
No prior matches | Jump height (m) | 0.133 (0.0465) | 0.105 (0.0287) | 0.159 (0.0445) | 0.116 (0.0404) | 0.176 (0.0308) |
Net impulse (N.s/kg) | 2.29 (0.391) | 2.07 (0.311) | 2.50 (0.345) | 2.15 (0.343) | 2.66 (0.225) | |
Time to takeoff (s) | 0.815 (0.1655) | 0.881 (0.0977) | 0.754 (0.1919) | 0.777 (0.161) | 0.909 (0.1420) | |
RSImod (no units) | 0.1743 (0.08326) | 0.1215 (0.03878) | 0.2224 (0.08422) | 0.1654 (0.09528) | 0.1965 (0.03393) | |
Braking mean power (W/kg) | −6.18 (1.875) | −5.32 (1.688) | −6.97 (1.713) | −5.82 (1.927) | −7.10 (1.429) | |
Propulsive peak power (W/kg) | 28.80 (5.957) | 25.14 (3.296) | 32.12 (5.927) | 27.49 (6.34) | 32.07 (3.153) | |
Propulsive peak force (N/kg) | 216.2 (29.3) | 205.5 (19.5) | 225.1 (34.7) | 224.4 (30.4) | 194.4 (9.7) | |
Propulsive mean power (W/kg) | 16.32 (3.748) | 13.96 (2.033) | 18.47 (3.680) | 15.87 (4.216) | 17.45 (1.885) | |
Propulsive phase time (s) | 0.243 (0.0463) | 0.252 (0.0348) | 0.235 (0.0542) | 0.222 (0.0319) | 0.297 (0.0308) | |
One prior match | Jump height (m) | 0.152 (0.0725) | 0.168 (0.0809) | 0.137 (0.0603) | 0.134 (0.0575) | 0.230 (0.0816) |
Net impulse (N.s/kg) | 2.44 (0.560) | 2.55 (0.602) | 2.33 (0.499) | 2.30 (0.467) | 3.04 (0.535) | |
Time to takeoff (s) | 0.793 (0.1824) | 0.817 (0.1996) | 0.769 (0.1626) | 0.788 (0.1903) | 0.815 (0.1441) | |
RSImod (no units) | 0.1977 (0.09886) | 0.2096 (0.09909) | 0.1862 (0.09816) | 0.1772 (0.08472) | 0.2877 (0.10816) | |
Braking mean power (W/kg) | −6.78 (2.182) | −6.89 (2.44) | −6.68 (1.920) | −6.30 (1.841) | −8.92 (2.321) | |
Propulsive peak power (W/kg) | 30.55 (7.816) | 32.14 (7.379) | 29.02 (7.982) | 28.75 (6.761) | 38.46 (7.34) | |
Propulsive peak force (N/kg) | 218.1 (26.1) | 219.4 (23.6) | 216.8 (28.9) | 217.6 (26.6) | 220.3 (26.1) | |
Propulsive mean power (W/kg) | 17.36 (4.524) | 18.18 (4.392) | 29.02 (7.982) | 16.47 (3.981) | 21.26 (4.789) | |
Propulsive phase time (s) | 0.244 (0.0524) | 0.251 (0.0464) | 0.236 (0.0572) | 0.237 (0.0513) | 0.272 (0.0492) |
The First and Second Set | Estimate (95% CI) | p-Value | d | η2 | 95% LOA |
Jump height (m) | 0.014 (0.011, 0.017) | <0.001 | 1.129 *** | 0.28 *** | (−0.011, 0.038) |
Net impulse (N.s/kg) | 0.124 (0.087, 0.161) | <0.001 | 0.877 *** | 0.199 *** | (−0.163, 0.404) |
Time to takeoff (s) | −0.042 (−0.072, −0.012) | 0.007 | −0.436 * | 0.042 * | (−0.285, 0.185) |
RSImod (no units) | 0.030 (0.022, 0.038) | <0.001 | 1.013 *** | 0.233 *** | (−0.031, 0.091) |
Braking mean power (W/kg) | −0.621 (−0.923, −0.318) | <0.001 | −0.628 ** | 0.086 ** | (−2.719, 1.448) |
Propulsive peak power (W/kg) | 2.005 (1.671, 2.340) | <0.001 | 1.743 *** | 0.446 *** | (−0.363, 4.362) |
Propulsive peak force (N/kg) | 6.756 (3.225, 10.283) | <0.001 | 0.481 * | 0.076 ** | (−23.426, 3.700) |
Propulsive mean power (W/kg) | 1.191 (0.888, 1.493) | <0.001 | 1.131 *** | 0.258 *** | (−1.028, 3.534) |
Propulsive phase time (s) | −0.006 (−0.013, 0.002) | 0.156 | −0.25 * | 0.012 * | (−0.083, 0.065) |
The Second and Third Set | Estimate (95% CI) | p-Value | d | η2 | 95% LOA |
Jump height (m) | −0.004 (−0.007, 0.000) | 0.058 | −0.376 | 0.044 | (−0.028, 0.020) |
Net impulse (N.s/kg) | −0.020 (−0.060, 0.021) | 0.341 | −0.228 | 0.011 | (−0.263, 0.214) |
Time to takeoff (s) | −0.017 (−0.049, 0.014) | 0.277 | −0.244 | 0.015 | (−0.163, 0.131) |
RSImod (no units) | −0.001 (−0.010, 0.007) | 0.785 | −0.09 | 0.001 | (−0.064, 0.059) |
Braking mean power (W/kg) | −0.041 (−0.337, 0.256) | 0.787 | −0.016 | 0.001 | (−1.682, 1.658) |
Propulsive peak power (W/kg) | −0.194 (−0.605, 0.216) | 0.354 | −0.225 | 0.011 | (−2.725, 2.220) |
Propulsive peak force (N/kg) | −0.424 (−4.220, 3.369) | 0.826 | −0.074 | 0.001 | (−18.642, 17.431) |
Propulsive mean power (W/kg) | −0.056 (−0.499, 0.387) | 0.804 | −0.085 | 0.001 | (−3.006, 2.783) |
Propulsive phase time (s) | −0.006 (−0.015, 0.003) | 0.170 | −0.298 | 0.023 | (−0.050, 0.038) |
Among Those Who Did Not Have a Prior Match (n = 11) | Estimate (95% CI) | p-Value | η2 |
Jump height (m) | 0.000 (−0.003, 0.003) | 0.976 | <0.001 |
Net impulse (N.s/kg) | 0.014 (−0.019, 0.046) | 0.407 | 0.023 * |
Time to takeoff (s) | −0.036 (−0.060, −0.012) | 0.006 | 0.227 *** |
RSImod (no units) | 0.008 (0.001, 0.015) | 0.033 | 0.143 *** |
Braking mean power (W/kg) | −0.289 (−0.547, −0.028) | 0.035 | 0.139 ** |
Propulsive peak power (W/kg) | 0.221 (−0.108, 0.550) | 0.192 | 0.056 ** |
Propulsive peak force (N/kg) | 3.785 (1.309, 6.247) | 0.005 | 0.236 *** |
Propulsive mean power (W/kg) | 0.243 (−0.024, 0.510) | 0.080 | 0.098 ** |
Propulsive phase time (s) | −0.005 (−0.009, −0.001) | 0.012 | 0.192 *** |
Among Those Who Had a Prior Match (n = 21) | Estimate (95% CI) | p-Value | η2 |
Jump height (m) | 0.001 (−0.001, 0.004) | 0.327 | 0.017 * |
Net impulse (N.s/kg) | 0.022 (−0.005, 0.049) | 0.115 | 0.044 * |
Time to takeoff (s) | −0.000 (−0.020, 0.019) | 0.989 | <0.001 |
RSImod (no units) | 0.004 (−0.002, 0.009) | 0.174 | 0.033 * |
Braking mean power (W/kg) | −0.201 (−0.420, 0.015) | 0.073 | 0.057 ** |
Propulsive peak power (W/kg) | 0.174 (−0.111, 0.460) | 0.233 | 0.026 * |
Propulsive peak force (N/kg) | 1.342 (−0.120, 0.385) | 0.307 | 0.018 * |
Propulsive mean power (W/kg) | 0.166 (−0.027, 0.360) | 0.096 | 0.049 * |
Propulsive phase time (s) | −0.001 (−0.006, 0.003) | 0.531 | 0.007 |
Estimate (95% CI) | p-Value | η2 | |
---|---|---|---|
Jump height (m) | −0.001 (−0.002, 0.000) | 0.246 | 0.009 |
Net impulse (N.s/kg) | 0.004 (−0.010, 0.017) | 0.617 | 0.002 |
Time to takeoff (s) | 0.003 (−0.007, 0.013) | 0.586 | 0.002 |
RSImod (no units) | −0.001 (−0.003, 0.002) | 0.692 | 0.001 |
Braking mean power (W/kg) | −0.093 (−0.192, 0.007) | 0.068 | 0.023 * |
Propulsive peak power (W/kg) | −0.073 (−0.215, 0.069) | 0.316 | 0.007 |
Propulsive peak force (N/kg) | 0.276 (−0.097, 0.151) | 0.669 | 0.001 |
Propulsive mean power (W/kg) | −0.046 (−0.180, 0.089) | 0.507 | 0.003 |
Propulsive phase time (s) | 0.001 (−0.002, 0.004) | 0.609 | 0.002 |
ICC | SEM | CV% | ||
---|---|---|---|---|
Jump height (m) | After first set (n = 26) | 0.986 (0.973, 0.992) | 0.009 (0.008, 0.010) | 6.687 (4.877, 8.496) |
First set only (n = 32) | 0.969 (0.946, 0.979) | 0.012 (0.011, 0.014) | 7.822 (5.890, 9.753) | |
Second set only (n = 26) | 0.985 (0.957, 0.992) | 0.009 (0.008, 0.011) | 6.018 (4.314, 7.723) | |
Third set only (n = 12) | 0.986 (0.961, 0.994) | 0.006 (0.005, 0.008) | 4.982 (2.735, 7.229) | |
Fourth set only (n = 7) | 0.980 (0.914, 0.994) | 0.008 (0.006, 0.012) | 6.343 (2.093, 10.59) | |
Net impulse (N.s/kg) | After first set | 0.971 (0.939, 0.984) | 0.102 (0.092, 0.113) | 4.295 (3.360, 5.231) |
First set only | 0.945 (0.895, 0.965) | 0.127 (0.111, 0.150) | 4.592 (3.635, 5.549) | |
Second set only | 0.968 (0.937, 0.983) | 0.105 (0.091, 0.125) | 4.024 (3.006, 5.041) | |
Third set only | 0.971 (0.912, 0.988) | 0.081 (0.066, 0.107) | 3.254 (1.943, 4.565) | |
Fourth set only | 0.972 (0.914, 0.991) | 0.082 (0.062, 0.118) | 3.591 (1.273, 5.908) | |
Time to takeoff (seconds) | After first set | 0.637 (0.462, 0.745) | 0.085 (0.077, 0.095) | 11.85 (9.555, 14.14) |
First set only | 0.733 (0.595, 0.835) | 0.095 (0.083, 0.111) | 10.23 (8.115, 12.35) | |
Second set only | 0.548 (0.321, 0.691) | 0.104 (0.090, 0.124) | 11.39 (9.006, 13.78) | |
Third set only | 0.198 (0.000, 0.433) | 0.076 (0.062, 0.100) | 8.372 (3.757, 12.99) | |
Fourth set only | 0.499 (0.112, 0.799) | 0.050 (0.038, 0.072) | 5.970 (2.864, 9.076) | |
RSImod (no units) | After first set | 0.955 (0.923, 0.970) | 0.023 (0.021, 0.026) | 13.52 (10.91, 16.13) |
First set only | 0.922 (0.864, 0.950) | 0.026 (0.022, 0.030) | 13.50 (10.99, 16.01) | |
Second set only | 0.940 (0.873, 0.966) | 0.027 (0.023, 0.032) | 12.66 (9.725, 15.60) | |
Third set only | 0.954 (0.876, 0.975) | 0.016 (0.013, 0.021) | 8.222 (4.291, 12.15) | |
Fourth set only | 0.964 (0.867, 0.989) | 0.015 (0.011, 0.021) | 8.347 (4.527, 12.17) | |
Braking mean power (W/kg) | After first set | 0.884 (0.801, 0.930) | 0.807 (0.732, 0.898) | −11.98 (−14.90, −9.057) |
First set only | 0.773 (0.657, 0.865) | 1.047 (0.912, 1.230) | −13.61 (−16.22, −11.00) | |
Second set only | 0.863 (0.721, 0.921) | 0.903 (0.779, 1.073) | −11.55 (−14.77, −8.330) | |
Third set only | 0.858 (0.648, 0.952) | 0.647 (0.523, 0.848) | −8.787 (−12.15, −5.422) | |
Fourth set only | 0.930 (0.662, 0.972) | 0.484 (0.370, 0.699) | −8.373 (−13.10, −3.643) | |
Propulsive peak power (W/kg) | After first set | 0.984 (0.968, 0.990) | 1.054 (0.957, 1.174) | 3.411 (2.588, 4.234) |
First set only | 0.967 (0.941, 0.981) | 1.324 (1.153, 1.555) | 4.036 (3.030, 5.043) | |
Second set only | 0.984 (0.971, 0.991) | 1.018 (0.879, 1.210) | 2.872 (1.980, 3.764) | |
Third set only | 0.975 (0.930, 0.991) | 0.969 (0.784, 1.270) | 2.906 (1.953, 3.858) | |
Fourth set only | 0.982 (0.923, 0.993) | 0.843 (0.645, 1.217) | 2.728 (1.531, 3.926) | |
Propulsive peak force (N/kg) | After first set | 0.873 (0.741, 0.922) | 9.792 (8.890, 10.900) | 4.514 (3.517, 5.511) |
First set only | 0.782 (0.636, 0.874) | 11.720 (10.207, 13.763) | 4.868 (3.934, 5.802) | |
Second set only | 0.846 (0.737, 0.900) | 10.741 (9.271, 12.768) | 4.495 (3.457, 5.533) | |
Third set only | 0.741 (0.503, 0.870) | 8.567 (6.929, 11.224) | 3.497 (2.311, 4.682) | |
Fourth set only | 0.836 (0.433, 0.937) | 7.740 (5.922, 11.178) | 2.948 (0.956, 4.939) | |
Propulsive mean power (W/kg) | After first set | 0.959 (0.929, 0.976) | 0.983 (0.892, 1.094) | 5.175 (3.828, 6.523) |
First set only | 0.948 (0.911, 0.969) | 0.966 (0.841, 1.134) | 5.351 (4.175, 6.527) | |
Second set only | 0.950 (0.905, 0.971) | 1.083 (0.934, 1.287) | 4.988 (3.260, 6.716) | |
Third set only | 0.969 (0.899, 0.988) | 0.629 (0.509, 0.825) | 3.339 (2.106, 4.571) | |
Fourth set only | 0.971 (0.906, 0.989) | 0.657 (0.503, 0.949) | 3.805 (2.270, 5.339) | |
Propulsive phase time (s) | After first set | 0.743 (0.579, 0.829) | 0.023 (0.021, 0.026) | 8.493 (5.775, 11.21) |
First set only | 0.870 (0.802, 0.920) | 0.019 (0.017, 0.023) | 7.367 (6.029, 8.705) | |
Second set only | 0.635 (0.463, 0.773) | 0.029 (0.025, 0.035) | 8.718 (5.714, 11.72) | |
Third set only | 0.859 (0.670, 0.937) | 0.013 (0.010, 0.017) | 4.963 (3.534, 6.392) | |
Fourth set only | 0.849 (0.472, 0.952) | 0.013 (0.010, 0.019) | 4.806 (2.628, 6.983) |
Estimate (95% CI) | p-Value | η2 | ||
---|---|---|---|---|
Jump height (m) | Age (per 10 years) | −0.025 (−0.039, −0.011) | 0.004 | 0.288 *** |
Sex (male) | 0.042 (−0.008, 0.092) | 0.141 | 0.085 ** | |
Aerobics (yes) | −0.009 (−0.066, 0.048) | 0.778 | 0.003 | |
Resistance Training (yes) | −0.001 (−0.044, 0.043) | 0.983 | <0.001 | |
Frequency of PB (sessions per week) | 0.013 (−0.006, 0.032) | 0.234 | 0.056 * | |
Number of Prior Matches | −0.001 (−0.002, 0.000) | 0.133 | 0.008 | |
Learning Effect | 0.014 (0.010, 0.017) | <0.001 | 0.155 *** | |
Net impulse (N.s/kg) | Age (per 10 years) | −0.162 (−0.277, −0.047) | 0.017 | 0.208 *** |
Sex (male) | 0.336 (−0.071, 0.744) | 0.147 | 0.082 ** | |
Aerobics (yes) | −0.088 (−0.554, 0.378) | 0.735 | 0.005 | |
Resistance Training (yes) | 0.060 (−0.292, 0.413) | 0.759 | 0.004 | |
Frequency of PB (sessions per week) | 0.075 (−0.082, 0.231) | 0.394 | 0.029 * | |
Number of Prior Matches | 0.002 (−0.013, 0.017) | 0.786 | <0.001 | |
Learning Effect | 0.113 (0.073, 0.152) | <0.001 | 0.096 ** | |
Time to takeoff (s) | Age (per 10 years) | −0.037 (−0.065, −0.010) | 0.021 | 0.195 *** |
Sex (male) | 0.072 (−0.024, 0.169) | 0.187 | 0.069 ** | |
Aerobics (yes) | −0.041 (−0.152, 0.071) | 0.515 | 0.017 * | |
Resistance Training (yes) | −0.088 (−0.171, −0.004) | 0.069 | 0.127 ** | |
Frequency of PB (sessions per week) | 0.026 (−0.011, 0.063) | 0.217 | 0.060 ** | |
Number of Prior Matches | 0.003 (−0.009, 0.014) | 0.674 | 0.001 | |
Learning Effect | −0.055 (−0.087, −0.024) | 0.001 | 0.037 * | |
RSImod (no units) | Age (per 10 years) | −0.023 (−0.044, −0.002) | 0.055 | 0.139 ** |
Sex (male) | 0.030 (−0.044, 0.104) | 0.472 | 0.021 * | |
Aerobics (yes) | 0.006 (−0.079, 0.090) | 0.907 | 0.001 | |
Resistance Training (yes) | 0.026 (−0.038, 0.091) | 0.460 | 0.022 * | |
Frequency of PB (sessions per week) | 0.010 (−0.018, 0.039) | 0.522 | 0.017 * | |
Number of Prior Matches | −0.002 (−0.005, 0.001) | 0.208 | 0.005 | |
Learning Effect | 0.032 (0.023, 0.040) | <0.001 | 0.148 *** | |
Braking mean power (W/kg) | Age (per 10 years) | 0.351 (−0.117, 0.821) | 0.186 | 0.069 ** |
Sex (male) | −1.041 (−2.704, 0.622) | 0.267 | 0.049 * | |
Aerobics (yes) | 0.446 (−1.457, 2.356) | 0.675 | 0.007 | |
Resistance Training (yes) | −0.834 (−2.275, 0.603) | 0.303 | 0.043 * | |
Frequency of PB (sessions per week) | 0.047 (−0.593, 0.684) | 0.895 | 0.001 | |
Number of Prior Matches | −0.076 (−0.193, 0.046) | 0.215 | 0.005 | |
Learning Effect | −0.526 (−0.844, −0.214) | 0.001 | 0.035 * | |
Propulsive peak power (W/kg) | Age (per 10 years) | −2.557 (−4.078, −1.036) | 0.005 | 0.271 *** |
Sex (male) | 4.041 (−1.361, 9.443) | 0.186 | 0.069 ** | |
Aerobics (yes) | −0.468 (−6.642, 5.702) | 0.892 | 0.001 | |
Resistance Training (yes) | 0.289 (−4.384, 4.963) | 0.911 | 0.001 | |
Frequency of PB (sessions per week) | 0.961 (−1.109, 3.033) | 0.407 | 0.028 * | |
Number of Prior Matches | −0.150 (−0.304, 0.005) | 0.059 | 0.012 * | |
Learning Effect | 2.048 (1.643, 2.455) | <0.001 | 0.251 *** | |
Propulsive peak force (N/kg) | Age (per 10 years) | 1.130 (−4.162, 6.418) | 0.701 | 0.006 |
Sex (male) | 0.951 (−17.800, 19.706) | 0.927 | <0.001 | |
Aerobics (yes) | 6.332 (−15.192, 27.830) | 0.597 | 0.011 * | |
Resistance Training (yes) | 7.871 (−8.360, 24.088) | 0.386 | 0.030 * | |
Frequency of PB (sessions per week) | −5.101 (−12.298, 2.106) | 0.210 | 0.061 ** | |
Number of Prior Matches | −0.624 (−2.103, 0.842) | 0.408 | 0.002 | |
Learning Effect | 7.249 (3.377, 11.150) | <0.001 | 0.043 * | |
Propulsive mean power (W/kg) | Age (per 10 years) | −1.112 (−2.045, −0.179) | 0.040 | 0.157 *** |
Sex (male) | 1.990 (−1.323, 5.304) | 0.286 | 0.045 * | |
Aerobics (yes) | −0.143 (−3.933, 3.644) | 0.946 | <0.001 | |
Resistance Training (yes) | 0.913 (−1.953, 3.781) | 0.568 | 0.013 * | |
Frequency of PB (sessions per week) | 0.472 (−0.798, 1.744) | 0.506 | 0.018 * | |
Number of Prior Matches | −0.101 (−0.235, 0.032) | 0.140 | 0.007 | |
Learning Effect | 1.240 (0.890, 1.593) | <0.001 | 0.140 *** | |
Propulsive phase time (s) | Age (per 10 years) | −0.014 (−0.021, −0.006) | 0.003 | 0.288 *** |
Sex (male) | 0.028 (0.001, 0.055) | 0.076 | 0.118 ** | |
Aerobics (yes) | −0.018 (−0.050, 0.013) | 0.301 | 0.041 * | |
Resistance Training (yes) | −0.017 (−0.041, 0.007) | 0.200 | 0.063 ** | |
Frequency of PB (sessions per week) | 0.010 (−0.001, 0.020) | 0.097 | 0.103 ** | |
Number of Prior Matches | 0.001 (−0.002, 0.004) | 0.463 | 0.002 | |
Learning Effect | −0.008 (−0.016, −0.000) | 0.039 | 0.014 * |
Reference
- Martin, E.; Ritchey, M.; Kim, S.; Falknor, M.; Beckham, G. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280. [Google Scholar] [CrossRef]
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Martin, E.; Ritchey, M.; Kim, S.; Falknor, M.; Beckham, G. Correction: Martin et al. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280. J 2025, 8, 30. https://doi.org/10.3390/j8030030
Martin E, Ritchey M, Kim S, Falknor M, Beckham G. Correction: Martin et al. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280. J. 2025; 8(3):30. https://doi.org/10.3390/j8030030
Chicago/Turabian StyleMartin, Eric, Matthew Ritchey, Steven Kim, Margaret Falknor, and George Beckham. 2025. "Correction: Martin et al. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280" J 8, no. 3: 30. https://doi.org/10.3390/j8030030
APA StyleMartin, E., Ritchey, M., Kim, S., Falknor, M., & Beckham, G. (2025). Correction: Martin et al. Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball. J 2024, 7, 264–280. J, 8(3), 30. https://doi.org/10.3390/j8030030