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Table 1 Baseline characteristics of the entire study cohort and according to STMD ≤ 13 or > 13 mm

From: Patients on subcutaneous allergen immunotherapy are at risk of intramuscular injections

Characteristics

All patients N = 200

Patients with STMD ≤ 13 mmn = 161

Patients with STMD > 13 mmn = 39

P value*

Age, mean ± SD

40.4 ± 13.8

39.5 ± 13.7

44.3 ± 13.5

0.06

Number of males, (%)

80 (40)

80 (49.7)

0 (0)

0.0001

BMI, mean ± SD

27.8 ± 12.6

26.5 ± 13.4

33.1 ± 6.1

0.004

Number of Caucasians (%)

185 (93)

148 (92)

37 (95)

0.74

  1. *calculated by student t-test or Fischer’s exact test.
  2. STMD: skin-to-muscle depth; BMI: body mass index; SD: standard deviation.