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Table 1 The students’ overall perceptions towards sleep deprivation and its relationship to academic performance

From: Perceptions of pre-clerkship medical students and academic advisors about sleep deprivation and its relationship to academic performance: a cross-sectional perspective from Saudi Arabia

Evaluative statement All respondents (n = 359)
Disagreea n (%) Neutrala n (%) Agreea n (%) Mean ± SDb
Sleep deprivation negatively affects my academic performance 18 (6.9) 37 (14.3) 204 (78.8) 4.0 ± 0.9
Sleep deprivation negatively affects my mood 12 (5.0) 43 (16.6) 203 (78.4) 4.1 ± 0.9
Stress of mid-term exams leads me to sleep deprivation 51 (19.7) 65 (25.1) 143 (55.2) 3.5 ± 1.2
Stress of final exams leads me to sleep deprivation 37 (14.3) 31 (12.0) 191 (73.7) 4.0 ± 1.1
The demanding medical curriculum leads me to sleep deprivation 37 (14.3) 61 (23.6) 161 (62.2) 3.7 ± 1.1
I’m interested in curricular individual courses about healthy sleep 52 (20.1) 112 (43.2) 95 (36.7) 3.3 ± 1.1
I’m interested in extracurricular learning activities about healthy sleep 72 (27.8) 68 (26.3) 119 (45.9) 3.3 ± 1.2
My academic advisor counsels me about my sleep patterns 156 (60.2) 68 (26.3) 35 (13.5) 2.3 ± 1.1
I am knowledgeable about the healthy sleep patterns 33 (12.7) 67 (25.9) 159 (61.4) 3.7 ± 1.0
  1. SD standard deviation
  2. aDisagreement responses (1: strongly disagree, and 2: disagree) were grouped as “Disagree”; agreement responses (4: agree, and 5: strongly agree) were grouped as “Agree”; and, neutral responses (3: neutral) were presented as “Neutral”
  3. bThe average 5-point Likert scale responses were presented as means  ±  SD; all calculations of means  ±  SDs for all evaluative statements were based on the 5-point Likert rating scale