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Table 1 Participant demographics by suicide ideation and planning

From: Sensation seeking as a potential screening tool for suicidality in adolescence

  N Suicide planning (N = 80) Suicide ideation (N = 207)
n % p-value n % p-value
Gender
 Male 852 37 4.3 0.495 90 10.6 0.769
 Female 1,153 42 3.6   116 10.1  
Grade
 1st middle school 189 14 7.4 <0.01 32 16.9 <0.01
 2nd middle school 250 16 6.4   43 17.5  
 3rd middle school 194 10 5.2   22 11.4  
 1st high school 607 18 3.0   50 8.3  
 2nd high school 555 14 2.5   35 6.3  
 3rd high school 213 7 3.3   24 11.3  
Family Income
 Low 80 7 8.8 <0.01 12 15.0 <0.01
 Lower-middle 300 15 5.0   38 12.7  
 Middle 1,064 28 2.6   80 7.5  
 Upper-middle 430 24 5.6   59 13.8  
 High 112 5 4.5   15 13.4  
No. of Siblings
 1 242 15 6.2 0.093 29 12.0 0.165
 2 1,335 45 3.4   125 9.4  
 ≥ 3 418 19 4.5   51 12.2  
 Sensation-seeking scorea 4.0 (2.0–6.0) 5.0 (3.0–6.0) <0.01 5.0 (3.0–6.0) <0.01
Symptoms
 Non-depressive 1,683 31 1.8 <0.01 101 6.0 <0.01
 Depressive 327 48 14.7   105 32.1  
  1. Note: Percentages are based on different numbers of participants depending on frequency of answering
  2. aMedian and interquartile range (Q1-Q3), P-value for Wilcoxon rank sum test