MCTQ

Munich Chronotype Questionnaire (MCTQ)

Measuring: Document individual sleep times, self-reported light exposure, and self-assessed chronotype, considering work and free days separately.

Number of Items: 33

Item Question Wording TILDA Variable
1 I have to get up at _________ o’clock SCQMCTQWork1
2 I need _________ minutes to wake up SCQMCTQWork2
3 I regularly wake up: Before the alarm/After the alarm SCQMCTQWork3
4 From _________ o’clock, I am fully awake SCQMCTQWork4
5 At around _________ o’clock, I have an energy dip SCQMCTQWork5
6 On nights before work days, I go to bed at _________ o’clock SCQMCTQWork6
7 If I get a chance, I would like to take a siesta / nap SCQMCTQWork7
8 IF YES: I then sleep for _________ minutes SCQMCTQWork8
9 IF NO: I would feel terrible afterwards SCQMCTQWork9
10 My dream would be to sleep until _________ o’clock SCQMCTQFree1
11 I normally wake up at _________ o’clock SCQMCTQFree2
12 If I wake up at around the normal (workday) alarm time, I try to get back to sleep SCQMCTQFree3
13 If I get back to sleep, I sleep for another _________ minutes SCQMCTQFree4
14 I need _________ minutes to wake up SCQMCTQFree5
15 From _________ o’clock, I am fully awake SCQMCTQFree6
16 At around _________ o’clock, I have an energy dip SCQMCTQFree7
17 On nights before free days, I go to bed at _________ o’clock SCQMCTQFree8
18 If I get a chance, I would like to take a siesta / nap SCQMCTQFree9
19 IF YES: I then sleep for _________ minutes SCQMCTQFree10
20 IF NO: I would feel terrible afterwards SCQMCTQFree11
21 Once I am in bed, I would like to read for _________ minutes SCQMCTQReading
22 ...but generally fall asleep after no more than _________ minutes SCQMCTQFallAsleep
23 I prefer to sleep in a completely dark room SCQMCTQDarkRoom
24 I wake up more easily when morning light shines into my room SCQMCTQMorningLight
25 IN WINTER: How long do you spend on average outside (really outside) exposed to day light? (Workdays) Hours SCQMCTQWinterWorkDaylightHours
26 IN WINTER: How long do you spend on average outside (really outside) exposed to day light? (Workdays) Mins SCQMCTQWinterWorkDaylightMins
27 IN WINTER: How long do you spend on average outside (really outside) exposed to day light? (Free days) Hours SCQMCTQWinterFreeDaylightHours
28 IN WINTER: How long do you spend on average outside (really outside) exposed to day light? (Free days) Mins SCQMCTQWinterFreeDaylightMins
29 IN SUMMER: How long do you spend on average outside (really outside) exposed to day light? (Workdays) Hours SCQMCTQSummerWorkDaylightHours
30 IN SUMMER: How long do you spend on average outside (really outside) exposed to day light? (Workdays) Mins SCQMCTQSummerWorkDaylightMins
31 IN SUMMER: How long do you spend on average outside (really outside) exposed to day light? (Free days) Hours SCQMCTQWinterFreeDaylightHours
32 IN SUMMER: How long do you spend on average outside (really outside) exposed to day light? (Free days) Mins SCQMCTQWinterFreeDaylightMins
33 I used: 12 hour clock/24 hour clock SCQMCTQClockType

Scoring Method:

Item 1-2, 4-6, 8, 10-11, 13-17, 19, 21-22, 25-32:

  • Free text

Item 3:

  1. Before the alarm.

  2. After the alarm.

Item 7, 9, 18, 20:

  1. Yes

  2. No

Item 12, 23-24:

  1. Correct

  2. Not correct

Item 33:

  1. 12-hour clock

  2. 24-hour clock

Citation: Roenneberg T., Wirz-Justice A., Merrow M. Life between clocks: daily temporal patterns of human chronotypes. 2003;18(1):80–90. doi: 10.1177/0748730402239679.