(20) Do you feel refreshed when waking up in the morning?

1. Yes

2. No

3. Can’t say

1. Yes

2. No

3. Can’t say

(21) Your wake-up time on weekdays?

1. 5 ~ 6 o’clock

2. 6 ~ 7 o’clock

3. 7 ~ 8 o’clock

4. Later than 8 o’clock

1. 5 ~ 6 o’clock

2. 6 ~ 7 o’clock

3. 7 ~ 8 o’clock

4. Later than 8 o’clock

(22) Your wake-up time on holidays?

1. 5 ~ 7 o’clock

2. 7 ~ 9 o’clock

3. 9 ~ 11 o’clock

4. Later than 11 o’clock

1. 5 ~ 7 o’clock

2. 7 ~ 9 o’clock

3. 9 ~ 11 o’clock

4. Later than 11 o’clock

(23) How long does it take to actually wake up after initial waking up in the morning?

1. <30 min

2. 30 ~ 60 min

3. >60 min

1. <30 min

2. 30 ~ 60 min

3. >60 min

IV. About mental issues

(24) Are you irritable?

1. Always

2. Frequently

3. Rarely

4. None

1. Always

2. Frequently

3. Rarely

4. None

(25) Does your concentration level easily reducing?

1. Always

2. Frequently

3. Rarely

4. None

1. Always

2. Frequently

3. Rarely

4. None

(26) Do you feel your motivation level reduced?

1. Always

2. Frequently

3. Rarely

4. None

1. Always

2. Frequently

3. Rarely

4. None

(27) Is it easy to feel stress?

1. Always

2. Frequently

3. Rarely

4. None

1. Always

2. Frequently

3. Rarely

4. None

V. About menstruation

(28) How many days does your menstruation come?

1. Up to 24 days

2. 25 ~ 38 days, regularly

3. 39 days or longer

1. Up to 24 days

2. 25~38 days, regularly

3. 39 days or longer

(29) Have you had no menstruation for more than three months?

1. Yes

2. No

3. Can’t say

1. Yes

2. No

3. Can’t say

(30) Are you irritable before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None