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Table 3 Characteristics of study sample, n=547

From: Caffeine consumption, intoxication, and stress among female university students: a cross-sectional study

Item Frequency (%)
Age (years) 20.30 ±1.91
Nationality
 Saudi 538 (98.40%)
 Non-Saudi 9 (1.60%)
Marital statusa
 Single 524 (96.00%)
 Married 18 (3.30%)
 Separated 4 (0.70%)
Kids
 Have kids 9 (1.70%)
 Does not have kids 538 (98.40%)
Incomea
 Enough 322 (59.20%)
 Enough with saving 159 (29.20%)
 Not enough 54 (9.90%)
 In debt 9 (1.70%)
College
 Health 274 (50.10%)
 Non-health 273 (49.90%)
Academic level
 Junior 338 (61.80%)
 Senior 209 (38.30%)
GPAa
 5-4.50 228 (42.50%)
 4.49-4 178 (33.10%)
 3.9-3.50 80 (14.90%)
Less than 3.50 51 (9.40%)
Academic satisfactiona
 Very satisfied 124 (22.80%)
 Satisfied 254 (46.60%)
 Not satisfied 121 (22.20%)
 Very unsatisfied 44 (8.10%)
Chronic diseasesa
 Diagnosed 37 (6.80%)
 Not diagnosed 509 (93.20%)
Psychiatric disordersa
 Diagnosed 55 (10.10%)
 Not diagnosed 491 (89.90%)
Psychiatric helpa
 Received help 30 (54.50%)
 Did not receive 23 (41.80%)
Smokinga
 Smoker 33 (6.10%)
 Non-smoker 508 (93.90%)
  1. Values are presented as mean ± standard deviation or number (%)
  2. aMissing data: 1: marital status, chronic disease, and psychiatric disorder. 2: academic satisfaction. 3: income and psychiatric help. 6: smoking. 10: GPA