Table 5. Emergency treatment of 1,467 anaphylactic reactions.
| Treatment | Total n=1,467 |
Mild/moderate n=631 |
Severe n=836 |
P value Mild/moderate vs severe |
|---|---|---|---|---|
| n (%)a | n (%)b | n (%)c | ||
| Self-relief | 160 (11) | 95 (15) | 65 (8) | <0.001 |
| Treatment at home | 146 (10) | 107 (17) | 39 (5) | <0.001 |
| Treatment in ED | 1,161 (79) | 429 (68) | 732 (87) | <0.001 |
| Management at home | n (%)d | n (%)e | n (%)f | |
| Oral antihistamines | 128 (87) | 94 (88) | 34 (87) | 0.914 |
| Oral corticosteroid | 7 (5) | 6 (6) | 1 (3) | ND |
| Anti-asthmatic | 6 (4) | 2 (2) | 2 (5) | ND |
| Others | 6 (4) | 3 (3) | 3 (8) | ND |
| Management in ED | n (%)g | n (%)h | n (%)i | |
| Corticosteroids | 461 (72) | 174 (77) | 287 (69) | 0.118 |
| Epinephrine | 163 (25) | 23 (10) | 140 (34) | <0.001 |
| Antihistamines | 155 (24) | 66 (29) | 89 (22) | 0.045 |
| Calcium gluconate | 100 (15) | 39 (17) | 61 (15) | 0.422 |
| Anti-asthmatic | 24 (4) | 11 (5) | 13 (3) | 0.28 |
| Dopamine | 20 (3) | 0 | 20 (5) | ND |
| Vitamin C | 21 (3) | 10 (4) | 11 (3) | ND |
| Others | 15 (2) | 4 (2) | 11 (3) | ND |
a, among 1,467 cases of total anaphylaxis; b, among 631 cases of mild/moderate anaphylaxis; c, among 836 cases of severe anaphylaxis; d, among 146 home-treated cases of anaphylaxis; e, among 107 home-treated cases of mild/moderate anaphylaxis; f, among 39 home-treated cases of severe anaphylaxis; g, among 640 ED-treated cases of anaphylaxis; h, among 227 ED-treated cases of mild/moderate anaphylaxis; i, among 413 ED-treated cases of severe anaphylaxis Bold denotes a significant P value.
n, number; ED, emergency department; ND, Not different.