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Table 3 Comparative analysis of media use and subjective health complaints

From: Combined influence of media use on subjective health in elementary school children in Japan: a population-based study

  Game playing TV viewing PC operating
less than 1 hr more than 1 hr less than 1 hr more than 1 hr less than 1 hr more than 1 hr
Depression
Usually 173 82* 77 173 217 33*
Often 617 189 293 496 739 55
Occasionally 898 195 361 712 1006 61
Seldom 1052 220 458 798 1186 76
Total 2740 686 1189 2179 3148 225
Sleeplessness
Usually 282 118* 131 263* 360 37*
Often 710 209 320 585 847 57
Occasionally 745 181 291 615 835 68
Seldom 986 173 435 705 1087 60
Total 2723 681 1177 2168 3129 222
Ill at ease
Usually 371 153* 173 343* 469 48*
Often 593 179 238 514 702 53
Occasionally 788 187 327 631 900 61
Seldom 965 156 439 664 1051 54
Total 2717 675 1177 2152 3122 216
Dizziness
Usually 125 58* 67 109 160 20*
Often 385 117 161 333 441 51
Occasionally 543 130 211 454 625 43
Seldom 1649 372 728 1259 1880 108
Total 2702 677 1167 2155 3106 222
Poor appetite
Usually 141 50* 59 127* 173 l16*
Often 561 168 231 490 657 62
Occasionally 840 244 364 704 990 78
Seldom 1153 216 506 835 1281 64
Total 2695 678 1160 2156 3101 220
Headache
Usually 253 87* 129 204 297 36*
Often 738 206 315 608 856 71
Occasionally 833 206 342 688 965 61
Seldom 884 179 388 651 993 53
Total 2708 678 1174 2151 3111 221
Abdominal pain
Usually 162 58* 73 145 196 24*
Often 449 139 201 376 532 45
Occasionally 721 176 302 577 823 60
Seldom 1354 298 582 1041 1538 89
Total 2686 671 1158 2139 3089 218
Short-tempered
Usually 406 151* 172 378* 493 61*
Often 641 192 246 569 764 53
Occasionally 848 199 360 670 967 65
Seldom 795 132 377 535 867 42
Total 2690 674 1155 2152 3091 221
Negative thinking
Usually 257 87* 118 222 297 42*
Often 712 208 304 592 840 60
Occasionally 1005 243 418 806 1149 76
Seldom 748 145 339 544 842 46
Total 2722 683 1179 2164 3128 224
  1. Values are head-counts. TV: television, PC: personal computer.
  2. *p<0.05for chi-square test.