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Table 4 Baseline characteristics for patients aged 13 years and over (n = 64,929)

From: Assessing Asthma control in UK primary care: Use of routinely collected prospective observational consultation data to determine appropriateness of a variety of control assessment models

Issues assessed/discussed at consultation Number %
Age Mean (SD) 46.9 (SD 19.5)  
Patient numbers by age band: 13-19 years 7,047 11
20-29 years 7,258 11
30-39 years 10,616 16
40-49 years 10,029 15
50-59 years 10,298 16
60-69 years 10,259 16
70+ years 9,422 15
Female 37,826 58
Body Mass Index (BMI) Mean (SD) 26.16 (SD 5.79)  
Patient numbers by BMI band: ≤18 4,473 7
> 18-25 25,537 39
> 25-30 21,546 33
> 30 13,373 21
PEFR at consultation < 80% predicted 1,971 3
Days off in last 4 weeks due to asthma 8,382 13
Smoker 13,531 21
Symptoms in last 4 weeks 54,503 84
Inhaler Device(s) Technique observed as poor 6,789 10
Inhaler occasionally forgotten/not taken 18,869 29
Self management plan not in use prior to consultation 39,938 62
Temporary Increase in Inhaled Steroid since last review 3,157 5
Rescue Oral Steroid since last review 3,223 5
Emergency Nebulisation since last review 1,528 2
Over use of Inhaled Short Acting Bronchodilator* 30,360 47
Scheduled consult since last review 2,626 4
Unscheduled consult since last review 1,755 3
Telephone consult since last review 321 0.5
Home visit since last review 158 0.2
Outpatient visit since last review 95 0.1
A&E visit since last review 292 0.4
Admission to Hospital since last review 58 0.1
BTS Treatment Step prior to review: BTS Step 0 5,477 8
BTS Step 1 7,274 11
BTS Step 2 29,629 46
BTS Step 3 10,678 16
BTS Step 4 11,491 18
BTS Step 5 380 1
  1. *Overuse of Short Acting Bronchodilator = SAB inhaler required more than once every day in the four weeks prior to the consultation
  2. BTS = British Thoracic Society