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Table 1 Participants’ demographic information (n = 420)

From: A cross-sectional study on sleep disturbances and associated factors among nurses

Variables Mean (SD) Min – Max n (%)
Age (years) 32.54 (7.32) 22–60  
  ≤ 30    193 (46.0)
  > 30    227 (54.0)
Gender
 Male    105 (25.0)
 Female    315 (75.0)
Marital status
 Single/divorced/widowed    169 (40.2)
 Married    251 (59.8)
Education level
 Diploma/Associate    249 (59.3)
 Bachelor’s/Graduate    171 (40.7)
Health condition
 Very good/Good    303 (72.1)
 Fair/bad/very bad    117 (27.9)
Work experience (years) 9.30 (7.05) 1–38  
  ≤ 10    282 (67.1)
  > 10    138 (32.9)
Shift work
 No    104 (24.8)
 Yes    316 (75.2)
Perceived stress (PSS-10) 17.12 (4.30) 3–31  
 Low    81 (19.3)
 Moderate    334 (79.5)
 High    5 (1.2)
Quality of life (SF-12)
 PCS 62.76 ± 22.51 4.18–100  
 MCS 59.07 ± 17.02 10.0–96.7  
  1. SD standard deviation, n frequency, PSS-10 Perceived Stress Scale, SF-12 Short form, PCS Physical component domain, MCS Mental component domain