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Table 4 Assessment methods and reported outcome variables in the articles included in the systematic review

From: Variation in population levels of sedentary time in European children and adolescents according to cross-European studies: a systematic literature review within DEDIPAC

 

Number

Reference number

Measurement

 ActiGraph accelerometer (100 cpm cut-point and 10 min non-wear time)

1

EYHS[36]

 ActiGraph accelerometer (100 cpm cut-point and 20 min non-wear time)

6

ENERGY [31–33], EYHS [37], ISCOLE [58, 59]

 ActiGraph accelerometer (100 cpm cut-point and 60 min non-wear time)

2

ICAD [52, 53]

 ActiGraph accelerometer (500 cpm cut-point and 10 min non-wear time)

1

EYHS [34]

 Self-administered child questionnaire

25

[25, 26], COSI [27], ENERGY [28–30], EYHS [35, 38], HBSC 01/02 [39–43], HBSC 05/06 [44–46], HBSC 09/10 [47–49], HBSC 13/14 [50], ICAD [51], ISAAC [57], ISCOLE [59], Pro Children [60, 61]

 Self-administered parental questionnaire

7

ICAD [51], IDEFICS [54–56], ISAAC [57], Toybox [62, 63]

 Parental questionnaire interview

1

Toybox [63]

 Ecological Momentary Assessment Diary

3

[22–24]

Child and parental questionnaire: question type

 Usual frequency

28

[26], COSI [27], ENERGY [28–30], EYHS [35, 38], HBSC 01/02 [39–43], HBSC 05/06 [44–46], HBSC 09/10 [47–49], HBSC 13/14 [50], ICAD [51], IDEFICS [54–56], ISAAC [57], ISCOLE [59], Pro Children [60, 61], Toybox [62]

 Recall

1

ENERGY [28]

 Unknown

2

[25], Toybox [63]

Child and parental questionnaire: answer type

 Questions with answer categories

26

[26], COSI [27], ENERGY [28–30], EYHS [35, 38], HBSC 01/02 [39–43], HBSC 05/06 [44–46], HBSC 09/10 [47–49], HBSC 13/14 [50], IDEFICS [54–56], ISCOLE [59], Pro Children [60, 61], Toybox [62]

 Questions without answer categories

-

-

 Unknown

4

[25], ICAD [51], ISAAC [57], Toybox [63]

Reported specific sedentary time variable

 Total sedentary time

10

ENERGY [31–33], EYHS [34, 36, 37], ICAD [52, 53], ISCOLE [58, 59]

 Television time

24

[23–26], COSI[27], ENERGY [28], EYHS [35, 38], HBSC 01/02 [39–43], HBSC 05/06 [44–46], HBSC 09/10 [48, 49], HBSC 13/14 [50], ISAAC [57], Pro Children [60, 61], Toybox [62, 63]

 Computer time

15

[23, 24], COSI [27], ENERGY [28], EYHS [35, 38], HBSC 01/02 [39, 43], HBSC 05/06 [44–46], HBSC 09/10 [47, 49], HBSC 13/14 [50], Toybox [62]

 Videogames time

6

[23, 24], HBSC 05/06 [44–46], HBSC 13/14 [50]

 Screen-time

11

[22], COSI [27], ENERGY [28–30], ICAD [51], IDEFICS [54–56], ISCOLE [59], Toybox [62]

 Homework

3

[23, 24], HBSC 01/02 [43]

 Other sedentary activities

4

[22–24], Toybox [62]

Reported time period

 Day

28

[24, 25],COSI [27], ENERGY [28–30, 32], EYHS [34, 35, 37, 38], HBSC 01/02 [41, 42], HBSC 05/06 [44, 45], ICAD [51–53], IDEFICS [54–56], ISAAC [57], ISCOLE [58, 59], Pro Children [60, 61], Toybox [62, 63]

 Weekday

14

[22, 23, 26], EYHS [36, 37], HBSC 01/02 [39, 40, 43], HBSC 05/06 [46], HBSC 09/10 [47–49], HBSC 13/14 [50], Toybox [62]

 Weekend day

8

[22, 23], EYHS [36, 37], HBSC 01/02 [40, 43], HBSC 09/10 [49], Toybox [62]

 School time

2

ENERGY [31], EYHS [36]

 Before school

1

EYHS [38]

 After school

3

EYHS [35, 36, 38]

Reported unit

 Minutes

16

[22–24], ENERGY [28–33], EYHS [36, 37], HBSC 09/10 [47], ICAD [52, 53], ISCOLE [58], Toybox [62]

 Hours

11

COSI [27], EYHS [38], HBSC 01/02 [40, 42], HBSC 05/06 [45], HBSC 09/10 [47, 49], ISAAC [57], ISCOLE [59], Pro Children [60], Toybox [63]

 % of time period

2

ENERGY [31], EYHS [34]

 % >1 hour

5

EYHS [35, 38], IDEFICS [55, 56], Toybox [62]

 % >2 hours

12

[25], EYHS [35, 38], HBSC 01/02 [39], HBSC 05/06 [44, 46], HBSC 09/10 [48], HBSC 13/14 [50], ICAD [51], IDEFICS [56], ISCOLE [59], Pro Children [61]

 % >3 hours

2

HBSC 01/02 [39, 43]

 % >4 hours

2

HBSC 01/02 [41, 43]

 % not at all, <0.5 h, 0.5-1 h, 1-2 h, 2-3 h, >3 h

1

IDEFICS [54]

 % <0.5 h, 1-2 h, 3-4 h, >4 h

1

[26]

 % <1 h, 1-3 h, 3-5 h, >5 h

1

ISAAC [57]

  1. h hours, COSI WHO European Childhood Obesity Surveillance Initiative, ENERGY EuropeaN Energy balance Research to prevent excessive weight Gain among Youth, EYHS European Youth Heart Study, HBSC Health Behaviour in School-aged Children, ICAD International Children’s Accelerometer Database, IDEFICS Identification and prevention of Dietary and lifestyle induced health Effects In Children and infantS, ISAAC International Study of Asthma and Allergies in Childhood, ISCOLE The International Study of Childhood Obesity, Lifestyle and the Environment