(31) Do you feel depressed before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(32) Do you feel unstable (restless, want to cry etc.) before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(33) You can’t be concentrated before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(34) Do you feel breast tension and pain before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(35) Do you feel fatigue before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(36) Do you get rough skin and acne before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(37) Do you gain weight before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(38) Do you have sleep related symptoms such as drowsiness and insomnia before menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(39) Do you have an abdominal pain during menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(40) Do you have a headache or backache during menstruation?

1. Severe

2. To some extent

3. A little

4. None

1. Severe

2. To some extent

3. A little

4. None

(41) What is your menstrual volume after having smartphone?

1. Increased

2. Decreased

3. No change