米国の子供たちの間で追加予防接種を行いました
S M Feikema1, R M Klevens, M L Washington
1Medical Management Department, Children's Healthcare of Atlanta, GA, USA.
JAMA
|March 14, 2000
まとめ
追加の予防接種,または推奨スケジュールを上回るワクチンの投与量は,子供の21%に影響し,年間数百万ドルの費用がかかります. 記録管理の改善は,不必要なワクチン接種量を減らすのに役立ちます.
科学分野:
- 小児の健康に関する小児保健
- 公共衛生政策 公共衛生政策
- 予防接種の実践について
背景:
- 推奨スケジュールを上回るワクチンの用量として定義されるエクストラ免疫は,よく理解されていません.
- 免疫外接種の公衆衛生上の影響については,さらなる調査が必要である.
研究 の 目的:
- 子どものエクストラ免疫化の発生率と経済的コストを定量化する.
- 余分な免疫接種を受けることに関連した要因を特定する.
主な方法:
- 1997年の米国全国予防接種調査データ分析.
- 19〜35ヶ月の32,742人の子どもを対象に,医療従事者からのワクチン接種履歴があり,22,806.6人の子どもを対象に実施した.
- 国民の人口を表すための加重された推定値です.
主要な成果:
- ポリオウイルスワクチン接種は,最も高いエクストラ免疫化率 (14.1%) を記録した.
- 全体的に,子供の21%が少なくとも1回の追加ワクチン接種を受け,31%が推奨量より少ない接種を受けた.
- 複数の予防接種提供者を持つことは,免疫外接種の可能性を大幅に増加させた (OR 2.8).
- エクストラ予防接種の年間費用は2650万ドルと推定された.
結論:
- 余分な予防接種は大きな経済的負担を伴う.
- 免疫過剰を減らすための戦略は,免疫不足に対する努力を損なうべきではない.
- 強化された予防接種記録管理とデータ共有は,不必要なワクチンの用量を最小限に抑えるために極めて重要です.
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