Published in:
Open Access 01-12-2014 | Erratum
Erratum to: weight, socio-demographics, and health behaviour related correlates of academic performance in first year university students
Published in: Nutrition Journal | Issue 1/2014
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After publication of this article [1], we noted an error in the values of the “Initial WC” row of Table 1. The correct values are presented here (Table 1).
Table 1
Descriptive statistics of possible influencing factors of GPA in first year university students (%, Mean ± SD, n = 101), subdivided into students who passed (n = 52), failed (n = 22) or did not attend all final course exams (n = 27)
|
Measures
|
All n = 74
|
Passed n = 52
|
Failed n = 22
|
Did not attend all course exams n = 27
|
|---|---|---|---|---|
|
GPA (%)
|
64.3 ± 9.2
|
68.3 ± 6.9
|
54.7 ± 6.2
|
/
|
|
Demographics
|
||||
|
Gender (% of females)
|
77.0
|
82.7
|
63.6
|
40.7
|
|
Age (yrs)
|
18.0 ± 0.6
|
17.9 ± 0.5
|
18.1 ± 0.8
|
18.3 ± 0.9
|
|
Ethnicity (% of students of which one of the parents is from foreign origin)
|
20.9
|
23.3
|
15.4
|
20.0
|
|
Residency (% living in student residence)
|
47.3
|
48.1
|
45.5
|
25.9
|
|
GPA in the last year of secondary school (%)
|
68.6 ± 7.5
|
70.0 ± 6.9
|
65.0 ± 8.0
|
63.6 ± 6.3
|
|
Socio-Economic Status (SES) c
|
||||
|
Education father (% diploma higher education)
|
57.2
|
48.3
|
77.0
|
46.7
|
|
Education mother (% diploma higher education)
|
69.0
|
70.0
|
66.6
|
60.0
|
|
Smoking (% non-smokers)
|
95.9
|
96.2
|
95.5
|
96.2
|
|
Dieting status (% dieters) b
|
11.0
|
9.8
|
13.6
|
11.5
|
|
Anthropometrics
|
||||
|
Initial weight (kg)
|
61.8 ± 9.3
|
61.0 ± 8.0
|
63.5 ± 12.0
|
66.7 ± 14.0
|
|
Initial BMI (kg/m2)
|
21.7 ± 2.7
|
21.5 ± 2.5
|
22.0 ± 3.1
|
22.1 ± 3.3
|
|
Initial fat% (%)
|
22.5 ± 7.1
|
22.8 ± 7.4
|
21.9 ± 6.7
|
19.2 ± 6.5
|
|
Initial WC (cm)
|
70.4 ± 6.4
|
69.6 ± 5.6
|
72.3 ± 7.9
|
73.5 ± 8.0
|
|
Weight change (kg)
|
0.7 ± 2.0
|
0.4 ± 1.9
|
1.6 ± 1.8
|
1.6 ± 2.2
|
|
BMI change (kg/m2)
|
0.3 ± 0.8
|
0.1 ± 0.8
|
0.5 ± 0.7
|
0.4 ± 0.8
|
|
Fat% change (%)
|
1.0 ± 2.4
|
0.7 ± 2.5
|
1.5 ± 2.0
|
0.5 ± 2.8
|
|
WC change (cm)
|
-0.0 ± 2.3
|
-0.5 ± 2.3
|
1.0 ± 2.1
|
1.2 ± 2.2
|
|
Physical activity d
|
||||
|
Active transportation (walking and cycling) (min/week)
|
179.7 ± 123.5
|
175.7 ± 119.5
|
189.5 ± 135.3
|
193.5 ± 118.4
|
|
Sport participation (min/week)
|
146.1 ± 180.1
|
152.7 ± 180.4
|
130.7 ± 182.9
|
117.4 ± 161.0
|
|
Total physical activity (min/week)
|
324.8 ± 211.7
|
326.8 ± 220.3
|
320.2 ± 195.4
|
310.8 ± 222.8
|
|
Sedentary behaviour a
|
||||
|
TV/DVD watching on weekdays (hours/day)
|
1.2 ± 0.8
|
1.2 ± 0.8
|
1.1 ± 0.8
|
1.2 ± 0.8
|
|
TV/DVD watching on weekend days (hours/day)
|
2.1 ± 1.1
|
2.1 ± 1.2
|
1.9 ± 1.0
|
2.2 ± 1.3
|
|
Reading and studying on weekdays (hours/day)
|
1.8 ± 1.1
|
1.8 ± 1.2
|
1.9 ± 0.8
|
1.9 ± 1.1
|
|
Reading and studying on weekend days (hours/day)
|
2.9 ± 1.5
|
2.8 ± 1.6
|
3.1 ± 1.5
|
2.8 ± 1.5
|
|
Computer activities on week days (hours/day)
|
1.7 ± 1.3
|
1.7 ± 1.4
|
1.7 ± 1.2
|
1.9 ± 1.2
|
|
Computer activities on weekend days (hours/day)
|
1.9 ± 1.2
|
1.8 ± 1.3
|
2.1 ± 1.0
|
2.3 ± 1.5
|
|
Video games on weekdays (hours/day)
|
0.2 ± 0.6
|
0.1 ± 0.4
|
0.4 ± 0.9
|
0.3 ± 1.0
|
|
Video games on weekend days (hours/day)
|
0.4 ± 1.0
|
0.3 ± 0.9
|
0.5 ± 1.2
|
0.6 ± 1.1
|
|
Eating habits
|
||||
|
Eating breakfast (#/week)a
|
5.7 ± 2.2
|
5.5 2.3
|
6.0 ± 2.0
|
5.8 ± 2.3
|
|
Eating lunch (#/week)a
|
6.6 ± 1.2
|
6.5 ± 1.3
|
6.6 ± 1.0
|
6.7 ± 0.9
|
|
Eating dinner (#/week)a
|
6.7 ± 0.9
|
6.7 ± 0.7
|
6.6 ± 1.3
|
6.8 ± 0.5
|
|
Eating at home with parents (#/week)a
|
3.8 ± 2.1
|
3.6 ± 2.1
|
4.1 ± 2.1
|
4.6 ± 2.1
|
|
Eating at student restaurant (#/week)a
|
1.2 ± 1.5
|
1.0 ± 1.1
|
1.8 ± 2.1
|
1.8 ± 1.9
|
|
Eating at fast food restaurant (#/week)a
|
0.3 ± 0.4
|
0.3 ± 0.4
|
0.3 ± 0.3
|
0.4 ± 0.3
|
|
Eating at other kind of restaurant (#/week)a
|
0.3 ± 0.3
|
0.3 ± 0.3
|
0.3 ± 0.3
|
0.4 ± 0.3
|
|
Eating at a friend’s place (#/week)a
|
0.4 ± 0.5
|
0.4 ± 0.4
|
0.4 ± 0.6
|
0.5 ± 0.5
|
|
Fruit consumption (#/day)b
|
1.0 ± 1.0
|
1.0 ± 1.1
|
0.9 ± 0.6
|
1.0 ± 1.1
|
|
Vegetable consumption (#/day)b
|
1.2 ± 0.7
|
1.2 ± 0.7
|
1.2 ± 0.6
|
1.3 ± 1.0
|
|
Soda consumption (#/day)b
|
0.8 ± 1.1
|
0.6 ± 0.9
|
1.2 ± 1.3
|
1.2 ± 1.3
|
|
French fries consumption (#/week)b
|
0.1 ± 0.1
|
0.1 ± 0.1
|
0.1 ± 0.1
|
0.1 ± 0.1
|
|
Fast food consumption (#/week)b
|
0.7 ± 0.9
|
0.7 ± 0.9
|
0.8 ± 0.9
|
0.9 ± 0.9
|
|
Alcohol
|
||||
|
Frequency of alcohol use (#/week)b
|
0.8 ± 1.5
|
0.6 ± 1.0
|
1.3 ± 2.4
|
0.8 ± 1.3
|
|
Frequency of alcohol consumptions (# on drinking days)c
|
2.7 ± 2.0
|
2.6 ± 1.9
|
2.9 ± 2.2
|
3.1 ± 3.0
|
|
Sleeping habits c
|
||||
|
Hours of sleep on weekdays (hours/day)
|
7.8 ± 1.0
|
7.8 ± 1.0
|
7.9 ± 1.1
|
7.6 ± 0.9
|
|
Hours of sleep on weekend days (hours/day)
|
9.4 ± 1.2
|
9.4 ± 1.2
|
9.3 ± 1.3
|
9.2 ± 1.2
|
|
Stress
|
||||
|
Mental stress (PSS score*)e
|
13.6 ± 5.9
|
13.5 ± 6.0
|
13.8 ± 5.8
|
14.4 ± 6.5
|