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Table 4 Secondary analysis: cSMS and RCSS of AIT with DPAEs compared with placebo (all study seasons)

From: Subcutaneous immunotherapy with depigmented-polymerized allergen extracts: a systematic review and meta-analysis

Study subgroups

GINA + ARIA score

Study subgroups

Efficacy evaluation period

cSMS as primary

All cSMS

All RCSS

Intermittent asthma

Any rhinoconjunctivitis severity

0

Pfaar, 2010 (Pollen)

24 mo. (Primary)

0.4 (0.1 to 0.7)

0.4 (0.1 to 0.7)

0.4 (0.1 to 0.7)

Intermittent to mild asthma

Moderate to severe rhinoconjunctivitis

1

Pfaar, 2012 (Pollen)

24 mo. (Primary)

12 mo. (Secondary)

1.1 (0.9 to 1.3)

1.1 (0.9 to 1.2)

1.3 (0.7 to 1.9)

  

Pfaar, 2013 (Pollen)

24 mo. (Primary)

12 mo. (Secondary)

   
  

Colás, 2006 (Pollen)

12 mo. (Primary)

   
  

Höiby, 2010 (Pollen)

24 mo. (Primary)

   

Intermittent to moderate asthma

or

Moderate to severe rhinoconjunctivitis

2

Alvarez-Cuesta, 2005 (Pollen)

12 mo. (Primary)

2.6 (2.1 to 3.1)

2.6 (2.1 to 3.1)

2.3 (1.8 to 2.8)

 

Ameal, 2005 (HDM)

12 mo. (Primary)

   

Intermittent to moderate asthma

&

Moderate to severe rhinoconjunctivitis

3

García-Robaina, 2006 (HDM)

12 mo. (Primary)

5.1 (3.9 to 6.2)

5.1 (3.9 to 6.2)

4.4 (3.4to 5.4)

  1. 95% CI 95% confidence interval, AIT allergen specific immunotherapy, ARIA Allergic Rhinitis and its Impact on Asthma, cSMS combined symptom and medication score, GINA Global Initiative for Asthma, HDM house dust mite, mo months, RCSS rhinoconjunctivitis symptom score, SD standard deviation, SMD standardized mean differences