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. 2019 Aug 22;14(8):e0221368. doi: 10.1371/journal.pone.0221368

Table 3. Component factor loadings, component statistics, Bartlett’s test of sphericity and Kaiser-Meyer-Olkin measure of sampling adequacy of the factor analysis (principal component methods) for considered variables in the games against TOP opponents.

Variables Component factors (Team) Component factors (TOP)
1 2 3 4 5 1 2 3 4 5
Ball possession (duration, s) -.427 .282 .367 .556 -.373 .315 -.443 .580 .188 -.429
Ball (distance covered, m) -.054 .371 .437 .569 -.366 .359 -.018 .580 .313 -.453
Ball (speed, km/h) .900* .148 .071 .005 .146 .087 .904* -.055 .137 .103
Ball (speed, coefficient of variation %) -.871* -.170 .021 .078 -.038 -.043 -.887* .161 -.098 .046
Ball (speed regularity, ApEn) .783* .021 .056 -.037 -.204 .049 .807* -.069 .080 -.108
Ball (length/width ratio) -.123 .029 -.186 -.061 .745* -.008 -.277 -.026 -.309 .590
EPS (m2) .057 .097 .877* -.052 .323 .177 .118 .002 .896* .192
EPS (coefficient of variation %) -.053 -.221 -.127 .783* .184 -.063 -.019 .829* -.118 .061
Game length (m) .112 -.028 .191 .005 .826* .138 .129 .085 .317 .785*
Game length (coefficient of variation %) -.108 .406 .135 .413 .266 .216 -.113 .626* -.199 .250
Game width (m) .053 .016 .880* .031 -.236 -.047 .147 .002 .861* -.174
Game width (coefficient of variation %) .030 .005 -.019 .771* -.158 -.023 -.122 .735* .171 -.093
Deepest location (m) .165 .903* .107 .034 -.042 .938* .049 .090 .020 -.029
Offensive available space (m2) -.188 -.904* -.134 -.022 .045 -.940* -.047 -.095 -.040 .016
N.º of opponents in offensive available space -.023 -.559 .057 .059 -.013 -.723* -.056 .004 -.055 -.092
Eigenvalues
Total 3.290 2.854 1.721 1.520 1.447 3.386 3.178 1.873 1.361 1.326
% of variance 21.9 19.0 11.5 10.1 9.6 22.6 21.2 12.5 9.1 8.8
Cumulative % 21.9 41.0 52.4 62.6 72.2 22.6 43.8 56.2 65.3 74.2
Bartlett’s test of sphericity
χ2 3952.0 3797.0
p < .001 < .001
Kaiser-Meyer-Olkin measure of sampling adequacy .57 .63

Note: (*) Bold represent loadings greater than ±.60.