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Table 3 Correlations between number of errors and lifestyle questionnaire responses in 2008

From: Comparative survey of go/no-go results to identify the inhibitory control ability change of Japanese children

  G-1 G-2 G-3
  r t p r t p r t p
Awake time 0.117 0.003 NS -0.132 -0.880 NS 0.188 0.994 NS
Bedtime 0.010 0.053 NS -0.078 -0.522 NS 0.054 0.278 NS
Time to play (min) -0.304 -1.630 NS -0.060 -0.436 NS -0.203 -1.078 NS
Time to study (min) - - - - - - - - -
Time to watch TV & play videogame (min) -0.144 -0.739 NS -0.137 -0.914 NS 0.097 0.504 NS
  G-4 G-5 G-6
  r t p r t p r t p
Awake time -0.140 -0.746 NS -0.121 -0.692 NS 0.297 1.583 NS
Bedtime -0.214 -1.161 NS 0.098 0.556 NS -0.212 -1.109 NS
Time to play (min) 0.032 0.172 NS -0.024 -0.139 NS 0.198 1.027 NS
Time to study (min) -0.375 -2.146 * -0.306 -1.821 NS 0.015 0.077 NS
Time to watch TV & play videogame (min) -0.188 -1.015 NS 0.443 2.796 ** 0.002 0.010 NS
  G-7 G-8 G-9
  r t p r t p r t p
Awake time 0.149 0.737 NS 0.045 0.256 NS 0.039 0.212 NS
Bedtime -0.231 -1.161 NS -0.168 -0.965 NS 0.181 0.989 NS
Time to play (min) 0.183 0.911 NS 0.049 0.277 NS -0.072 -0.391 NS
Time to study (min) -0.199 -0.992 NS -0.405 -2.507 * 0.225 1.243 NS
Time to watch TV & play videogame (min) -0.187 -0.933 NS 0.177 1.018 NS -0.009 -0.050 NS
  G-10 G-11 G-12
  r t p r t p r t p
Awake time 0.058 0.346 NS -0.051 -0.308 NS -0.030 -0.172 NS
Bedtime 0.103 0.624 NS 0.000 0.002 NS 0.248 1.493 NS
Time to play (min) 0.022 0.129 NS 0.118 0.724 NS 0.337 2.090 *
Time to study (min) 0.127 0.769 NS 0.137 0.842 NS -0.182 -1.080 NS
Time to watch TV & play videogame (min) 0.036 0.219 NS 0.078 0.474 NS -0.078 -0.479 NS
  1. r; Correlational coefficient, t; t value, p; p value, NS; not significant; *p < 0.05; **p < 0.01.