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Volume 32, Number 2—February 2026

Research

Predictors of Fatal Outcomes among Pediatric Patients Hospitalized for Rocky Mountain Spotted Fever, Sonora, Mexico, 2004–20241

Stephanie Bellman, Kaci D. McCoy, Diana Enriquez, Pamela Romo, JongIn Hwang, Kathleen Weimer, Sarah M. Gunter, José Luis Alomía-Zegarra, Kristy O. Murray2Comments to Author , and Gerardo Álvarez-Hernández2
Author affiliation: Emory University School of Medicine, Atlanta, Georgia, USA (S. Bellman, K.D. McCoy, J. Hwang, K. Weimer, K.O. Murray); Children’s Healthcare of Atlanta, Atlanta (S. Bellman, K.D. McCoy, J. Hwang, K. Weimer, K.O. Murray); University of Sonora, Hermosillo, Mexico (D. Enriquez, P. Romo, G. Álvarez-Hernández); Baylor College of Medicine and Texas Children’s Hospital, Houston, Texas, USA (S.M. Gunter); Secretaría de Salud Pública del Estado de Sonora, Hermosillo (J.L. Alomía-Zegarra); Hospital Infantil del Estado de Sonora, Hermosillo (G. Álvarez-Hernández)

Main Article

Figure 4

Analysis of days from symptom onset to hospitalization and length of hospital stay as predictors of fatal outcomes among pediatric patients hospitalized for Rocky Mountain spotted fever, Sonora, Mexico, 2004–2024. Horizontal bars represent median time from symptom onset to hospitalization (red bars) and length of hospital stay (blue bars) for fatal and nonfatal cases; whiskers indicate 95% CIs. Vertical dotted line indicates day of hospital admission.

Figure 4. Analysis of days from symptom onset to hospitalization and length of hospital stay as predictors of fatal outcomes among pediatric patients hospitalized for Rocky Mountain spotted fever, Sonora, Mexico, 2004–2024. Horizontal bars represent median time from symptom onset to hospitalization (red bars) and length of hospital stay (blue bars) for fatal and nonfatal cases; whiskers indicate 95% CIs. Vertical dotted line indicates day of hospital admission.

Main Article

1Preliminary results from this study were presented at the Southeastern Pediatric Research Conference; June 6, 2025; Atlanta, Georgia, USA; and at the American Society of Tropical Medicine and Hygiene Conference; November 10, 2025; Toronto, Ontario, Canada.

2These senior authors contributed equally to this article.

Page created: January 20, 2026
Page updated: February 05, 2026
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