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Table 3 Comparison of stress conditions scores at job entry (A) and 5 months post-entry (B) with nominal variables of lifestyle questionnaire at job entry

From: Potential predictors of susceptibility to occupational stress in Japanese novice nurses - a pilot study

Nominal variables   N Psychological stress condition score Somatic symptoms condition score Combined BJSQ score
   Median (25%, 75%) p value Median (25%, 75%) p value Median (25%, 75%) p value
A. April (at job entry)
Education level Vocational college 5 17 (17, 18) 0.137 4 (3, 4) 0.581 21 (20, 21) 0.127
University 37 19 (17, 21) 4 (4, 4) 23 (20, 25)
Area of residence for higher education Kagoshima Prefecture 35 18 (15, 18) 0.059 4 (4, 4) 0.555 22 (19, 23) 0.110
outside Kagoshima Prefecture 7 19 (17,21) 4 (3, 5) 23 (20, 26)
Alcohol consumption Never 12 18 (17.5, 20.5) 0.900 4 (3, 4) 0.274 22 (20.5, 24.5) 0.801
Once a week 30 19 (16, 21) 4 (4, 5) 23 (20, 25)
Every day 0 0 (0, 0) 0 (0, 0) 0 (0, 0)
One-year body weight change > 3 kg No 21 18 (17, 20) 0.810 4 (4, 5) 0.442 23 (20, 24) 0.879
Yes 21 18 (17, 21) 4 (3, 4) 22 (20, 25)
Exercise
 Walking habit No 30 18.5 (17, 21) 0.674 4 (4, 4) 0.867 23 (21, 24) 0.537
Yes 12 18 (16, 21) 4 (3.5, 4.5) 21 (19.5, 25.5)
 Fast walking habit No 22 19 (16, 21) 0.929 4 (3, 4) 0.441 23 (20, 25) 0.939
Yes 20 18 (17.5, 20.5) 4 (4, 5) 22 (20.5, 24)
Eating
 Fast eating speed No 26 19.5 (18, 21) 0.011* 4 (4, 4) 0.282 23.5 (22, 26) 0.010*
Yes 16 17.5 (16, 18.5) 4 (3, 4.5) 21 (19.5, 22.5)
 Short time between dinner and bedtimes (<2 h) No 10 18.5 (16, 21) 0.812 4 (3, 5) 0.987 23 (19, 24) 0.894
Yes 32 18 (17, 21) 4 (4, 4) 22 (20.5, 25)
 Snack after dinner No 23 19 (18, 21) 0.147 4 (4, 4) 0.385 23 (20, 26) 0.186
Yes 19 18 (16, 20) 4 (3, 5) 22 (20, 23)
 Breakfast skipping No 28 19 (17, 21) 0.188 4 (4, 4.5) 0.662 23 (20.5, 25.5) 0.217
Yes 14 18 (16, 20) 4 (3, 4) 21.5 (20, 24)
B. September (5 months post-entry)
Education level Vocational college 5 11 (10, 12) 0.653 3 (2, 3) 0.936 14 (13, 14) 0.572
University 37 12 (9, 13) 3 (2, 4) 15 (11, 17)
Area of residence for higher education Kagoshima Prefecture 35 12 (9, 13) 0.987 3 (2, 4) 0.598 15 (11, 17) 0.933
outside Kagoshima Prefecture 7 11 (9,15) 3 (2, 4)   14 (11, 19)
Alcohol consumption Never 12 11.5 (7.5, 14.5) 0.614 2.5 (2, 3.5) 0.417 14.5 (9, 17.5) 0.665
Once a week 30 12 (9, 13) 3 (2, 4) 15 (12, 17)
Every day 0 0 (0, 0) 0 (0, 0) 0 (0, 0)
One-year body weight change > 3 kg No 21 13 (11, 15) <0.01** 3 (3, 4) 0.015* 16 (15, 19) <0.01**
Yes 21 9 (8, 12) 2 (2, 3) 12 (10, 15)
Exercise
 Walking habit No 30 12 (9, 13) 0.900 3 (2, 3) 0.207 14 (11, 16) 0.548
Yes 12 11 (9.5, 14) 3 (2.5, 4) 15 (12, 18)
 Fast walking habit No 22 12 (10, 13) 0.909 3 (2, 3) 0.948 15 (13, 16) 0.980
Yes 20 11.5 (8, 15) 3 (2, 4) 14.5 (10, 19)
Eating
 Fast eating speed No 26 12 (9, 13) 0.825 3 (2, 4) 0.871 15 (11, 16) 0.825
Yes 16 12 (8, 15) 3 (2, 4) 14.5 (10, 19)
 Short time between dinner and bedtimes (<2 h) No 10 14.5 (11, 16) 0.016* 4 (3, 4) <0.01** 18.5 (15, 19) <0.01**
Yes 32 11 (8, 13) 2.5 (2, 3) 14 (10, 16)
 Snack after dinner No 23 12 (9, 13) 1.000 3 (2, 4) 0.732 15 (11, 17) 0.919
Yes 19 11 (9, 14) 3 (2, 4) 14 (11, 18)
 Breakfast skipping No 28 12 (9, 14.5) 0.436 3 (2, 4) 0.249 15 (11, 18.5) 0.290
Yes 14 11 (9, 13) 2.5 (2, 3) 14 (11, 15)
  1. Values are shown as median, 25th and 75th percentile. *p < 0.05; **p < 0.01