| 1 Yes

| 2 No

END OF FILTER

HERPD

Are you troubled by shortness of breath when hurrying on level ground or walking up a slight

hill?

1 Yes

2 No

3 Never walks up hill or hurries

4 Cannot walk

IF (whether gets short of breath when hurrying or walking uphill = [yes, never walks uphill])

[(HeRpd = [1, 3])]

| HERPE

| Do you get short of breath walking with other people of your own age on level ground?

| 1 Yes

| 2 No

| 3 Never walks with people of own age on level ground

| 4 Cannot walk

| IF (whether gets short of breath when walking on level ground = [yes, no]) [(HeRpe = [1, 2])]

| |

| | HERPF

| | Do you have to stop for breath when walking at your own pace on level ground?

| | 1 Yes

| | 2 No

| |

| END OF FILTER

END OF FILTER

HERPG

Have you had attacks of wheezing or whistling in your chest at any time in the last 12 months?

1 Yes

2 No

HERPH

Have you at any time in the past 12 months been woken at night by an attack of shortness of

breath?

1 Yes

2 No

HERPI

Have you ever had attacks of shortness of breath with wheezing?

1 Yes

2 No

IF whether ever had attacks of shortness of breath with wheezing = yes [HeRpi = 1]

| HERPJ

| Is / Was your breathing absolutely normal between attacks?

| 1 Yes

| 2 No