Table 1.
Demographics and clinical characteristics of all groups used in this study.
| Adult control group | Adult PID group | P value | Children control group | Children PID group | P value | |
|---|---|---|---|---|---|---|
| Number of patients | 24 | 9 | – | 20 | 9 | – |
| Gender (M:F) | 7:17 | 5:4 | NS | 9:11 | 5:4 | NS |
| Age years (median, range) | 38 (18–54) | 30 (22–50) | NS | 7 (5–16) | 6 (5–12) | NS |
| IgG (median, range; g/L) | 9.8 (6.0–16.4) | 3.0 (0.04–5.1) | <0.0001 | 10.8 (7.1–18.2) | 5.1 (3.3–5.6) | <0.0001 |
| IgA (median, range; g/L) | 2.6 (0.7–3.7) | 0.16 (0.06–3.2) | 0.0005 | 1.3 (0.45–3.5) | 0.5 (0.08–0.91) | 0.0012 |
| IgM (median, range; g/L) | 1.1 (0.5–2.8) | 0.41 (0.016–1.5) | 0.002 | 1.1 (0.55–2.5) | 0.5 (0.18–1.2) | 0.001 |
NS means not significant (p > 0.05).