Dermatology Research and Practice / 2020 / Article / Tab 1

Research Article

Association between Chronic Urticaria and Helicobacter pylori Infection among Patients Attending a Tertiary Hospital in Tanzania

Table 1

Baseline characteristics of case and control subjects after matching.

CharacteristicsControl subjects (n = 55)Case subjects (n = 55) value

Median age, years (IQR)31 (27–45)34 (22–46)0.1231

Age groups (years)
 <209 (16.4)10 (18.2)0.3173
 20–2919 (34.6)18 (32.7)
 30–3912 (21.8)12 (21.8)
 40–498 (14.5)8 (14.5)
 >507 (12.7)7 (12.7)

Sex1.0
 Male16 (29.1)16 (29.1)
 Female39 (70.9)39 (70.9)

Residence area0.2008
 Urban31 (56.4)37 (67.3)
 Rural24 (43.6)18 (32.7)

Occupational status0.4652
 Self-employed9 (16.4)13 (23.6)
 Formal employed21 (38.2)17 (30.9)
 Nonemployed/retired/NA25 (45.4)25 (45.5)

Specific attack time
 Cold/hot temp1 (1.8)
 Not specific54 (98.2)

Associated with angioedema
 Yes10 (18.2)
 No45 (81.8)

Personal or family history of atopy0.8273
 Yes14 (25.5)15 (27.3)
 No41 (74.5)40 (72.7)

Wilcoxon signed-rank test; NA: not applicable (children).

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.