Table 2.
Correlation of IgG subclass with fetal outcome
| IgG subclass (N) | Median anti-D titer (range) |
Severe (N, %) |
Non-severe (N, %) |
OR (95% CI) |
p value |
|---|---|---|---|---|---|
|
IgG1 (n = 21) |
128 (8–1024) |
09 (42.8%) |
12 (57.2%) |
1.5 (0.3–6.5) |
0.591 |
|
IgG3 (n = 12) |
32 (4–256) |
04 (33.3%) |
08 (66.7%) |
||
|
IgG1 or IgG3 (n = 33) |
64 (4–1024) |
13 (39.4%) |
20 (60.6%) |
3.6 (1.3–9.8) |
0.009 |
|
IgG1 + IgG3 (n = 37) |
64 (16–512) |
26 (70.2%) |
11 (29.8%) |
||
|
IgG1 or IgG3 (n = 33) |
64 (4–1024) |
13 (39.4%) |
20 (60.6%) |
2.6 (1.4–14.2) |
0.023 |
|
Neither IgG1 nor IgG3 (n = 10) |
32 (8–256) |
02 (20.0%) |
08 (80.0%) |