TABLE 4

Our Recommendations for Intramuscular Injection on the Basis of Data From This Study

GenderWeight or AgeInjection SiteNeedle Length, in (mm)Injection Technique
Female≤6 yAnterolateral of the thigh muscleEmbedded Image–1 (22.2–25.4)90° to skin
Male≤6 y
Female≤70 kgDeltoid muscle of the shoulder½ (12.7)90° to skin
Male≤75 kg
Female70–115 kgDeltoid muscle of the shoulderEmbedded Image (15.9)90° to skin
Male75–140 kg
Female≥115 kgDeltoid muscle of the shoulderEmbedded Image–1 (22.2–25.4)90° to skin
Male≥140 kg