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Table 1 General characteristics of the cohort pooled in the total sample and separated by origin with correspondent p values

From: A cross-sectional study investigating lifestyle and weight perception of undergraduate students in southern Italy

  Total
(n = 1760)
Naples
(n = 710)
Bari
(n = 1050)
p value
Mean age ± SD years 23.4 ± 4.09 24 ± 4.67 22.9 ± 3.58 < 0.001a
(range) (18–60) (18–60) (19–57)
Age class n (%)
 18–21 617 (35) 215 (30.3) 402 (38.3) < 0.001b
 22–24 661 (37.6) 255 (35.9) 406 (38.7)
  ≥ 25 482 (27.4) 240 (33.8) 242 (23)
Gender n (%)
 male 768 (43.6) 75 (52.8) 393 (37.4) < 0.001b
 female 992 (56.4) 335 (47.2) 657 (62.6)
Degree course
 Life sciences 448 (25.5) 173 (24.4) 275 (26.2) 0.41b
 Others 1311 (74.5) 537 (75.6) 774 (73.8)
Occupational status
 jobbing/employed 663 (37.7) 343 (48.3) 320 (30.5) < 0.001b
 unemployed 1097 (62.3) 367 (51.7) 730 (69.5)
Residential status
 residing in the area 411 (23.4) 204 (28.8) 207 (19.7) < 0.001b
 commuter 345 (19.6) 94 (13.2) 251 (23.9)
 not residing but living in the area 1004 (57) 412 (58) 592 (56.4)
Smoke
 non-smoker 1173 (66.6) 469 (66.1) 704 (67) 0.90b
 quitters 154 (8.8) 64 (9) 90 (8.6)
 smoker 433 (24.6) 177 (24.9) 256 (24.4)
Alcohol use
 never 231 (13.1) 102 (14.4) 129 (12.3) 0.20b
 occasionally 1064 (60.5) 437 (61.6) 627 (59.7)
 1–2 times/week 409 (23.2) 148 (20.8) 261 (24.9)
vabout every day 56 (3.2) 23 (3.2) 33 (3.1)
Physical activity
 inactive 1101 (62.6) 411 (57.9) 690 (65.7) 0.001b
 active 659 (37.4) 299 (42.1) 360 (34.3)
Mean BMI ± SD (kg/m2) 22.8 (3.4) 23.5 (3.4) 22.3 (3.4) 1.95a
 BMI category 129 (7.4) 16 (2.3) 113 (10.8) < 0.001b
 underweight 1240 (71.2) 494 (71.5) 746 (71)
 normal weight 313 (18) 148 (21.4) 165 (15.7)
 overweight 59 (3.4) 33 (4.8) 26 (2.5)
 obese    
Mean daily screen time (min) ± SD 143 ± 140 168 ± 137.4 128 ± 139.5 < 0.001b
  1. a Student’s t test; b χ2 test