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Table 3 Odds ratios (OR) and 95% confidence intervals (Cl) for multivariate associations with pain intensity in last 7 days in the neck, mid back and low back

From: Pain, pain intensity and pain disability in high school students are differently associated with physical activity, screening hours and sleep

  Neck Mid back Low back
Univariable Multivariable Univariable Multivariable Univariable Multivariable
OR; IC95% OR; IC95% OR; IC95% OR; IC95% OR; IC95% OR; IC95%
Gender Female 2.58; [1.75;3.81]** 2.85; [1.90;4.27]** 2.25; [1.47;3.43]** 2.42; [1.52;3.86]** 2.42; [1.68;3.50]** 2.51; [1.68;3.78]**
Age ≥16 1.30; [0.89;1.89]   1.37; [0.91;2.07]   1.40; [0.98;2.01]* 1.47; [0.99;2.19]
Sleeping hours ≤7 h 1.98; [1.34;2.93]** 2.05; [1.36;3.08]** 2.16; [1.41;3.30]** 2.11; [1.34;3.32]** 1.64; [1.12;2.39]** 1.37; [0.90;2.08]
Physical
activity
Moderate 1.06;[1.02;1.12]** 1.08;[1.03;1.13]** 1.03;[0.98;1.09]   1.05;[1.01;1.09]** 1.04;[0.99;1.09]
Vigorous 1.02;[0.98;1.06]   1.05;[1.01;1.09]** 1.06;[1.02;1.11]** 1.03;[0.99;1.07]* 1.03;[0.99;1.08]
Using mobile phones ≤1 h 1.19;[0.62;2.29]   1.08;[0.52;2.24] 0.73;[0.34;1.57] 1.25;[0.66;2.36] 0.75;[0.37;1.52]
[2;3] hours 1.20;[0.59;2.42]   1.07;[0.48;2.36] 0.73;[0.32;1.67] 1.00;[0.50;2.03] 0.55;[0.25;1.19]
[4;5] hours 1.83;[0.82;4.08]   1.89;[0.79;4.54] 1.06;[0.41;2.69] 1.65;[0.74;3.65] 0.86;[0.35;2.10]
≥5 h 1.92;[0.91;4.07]   2.74;[1.23;6.07]** 1.38;[0.58;3.26] 3.20;[1.58;6.45]** 1.45;[0.64;3.25]
Using computers ≤1 h 1.59;[0.74;3.44]   0.97;[0.46;2.03]   2.34;[1.06;5.14]** 2.43;[1.03;5.75]**
[2;3] hours 2.13;[0.98;4.61]   1.20;[0.57;2.55]   2.33;[1.05;5.19]** 2.43;[1.04;6.01]**
≥4 h 2.16;[0.95;4.93]   1.54;[0.70;3.42]   3.02;[1.31;6.97]** 2.14;[0.86;5.58]
  1. *p < 0.1; ** p < 0.05; Only significant associations are shown; reference categories for OR: gender (male), age (13–15 years old), sleeping (≥8 h), using mobile phone (no use), using computers (no use)