Table 2

Symptom scoring systems

ScoreDefinition
Studies A1–2
Asthma symptom score
0No symptoms during the day
1Symptoms for one short period during the day
2Symptoms for 2 or more short periods during the day
3Symptoms for most of the day which did not affect my normal daily activities
4Symptoms for most of the day which did affect my normal daily activities
5Symptoms so severe that I could not go to work/school or perform normal daily activities
Number of night-time awakenings due to asthmab,c
0No night-time awakenings
1Symptoms causing me to wake once or wake early
2Symptoms causing me to wake twice (including waking early)
3Symptoms causing me to wake three times (including waking early)
Studies B1–4, C1–2
Daytime symptom scored
0No symptoms during the day
1Symptoms for one short period during the day
2Symptoms for 2 or more short periods during the day
3Symptoms for most of the day which did not affect my normal daily activities
4Symptoms for most of the day which did affect my normal daily activities
5Symptoms so severe that I could not go to work/school or perform normal daily activities
Night-time symptom scoreb
0No symptoms during the night
1Symptoms causing me to wake once or wake early
2Symptoms causing me to wake twice or more (including waking early)
3Symptoms causing me to be awake for most of the night
4Symptoms so severe that I did not sleep at all
  • : recorded in morning and relates to previous 24 h; b: recorded in morning and relates to previous night; c: the score was infinite and represented the number of times a patient awoke requiring salbutamol i.e. a patient could record any number; d: recorded in evening and relates to current day.