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Table 2 Incidence (per 1000 child-years) of total MSD, MSD with any agent, and MSD with a specific agent, with 95% confidence interval, by age stratum in Zhengding

From: Burden and etiology of moderate and severe diarrhea in children less than 5 years of age living in north and south of China: Prospective, population-based surveillance

Zhengding 0–11 months 12–23 months 24–59 months Total
MSD-total 138.5 (119.0–158.0) 102.4 (85.7–119.1) 13.6 (9.6–17.6) 60.4 (54.2–66.6)
MSD-agent 125.2 (106.5–143.9) 100.0 (83.5–116.5) 11.1 (7.4–14.8) 55.6 (49.6–61.6)
1 Rotavirus Rotavirus Rotavirus Rotavirus
  77.9 (62.8–93.0) 72.4 (58.1–86.7) 7.0 (4.1–9.9) 36.9 (32.0–41.8)
2 Astrovirus Astrovirus Adenovirus 40/41 Astrovirus
  48.9 (36.7–61.1) 44.1 (32.8–55.4) 5.4 (2.8–8.0) 22.5 (18.6–26.4)
3 Adenovirus Adenovirus Sapovirus Adenovirus
  47.3 (35.3–59.3) 41.7 (30.7–52.7) 5.4 (2.8–8.0) 22.4 (18.5–26.3)
4 Adenovirus 40/41 Adenovirus 40/41 Adenovirus Adenovirus 40/41
  37.3 (26.6–48.0) 35.4 (25.2–45.6) 5.1 (2.6–7.6) 19.0 (15.4–22.6)
5 Norovirus Sapovirus Astrovirus Sapovirus
  34.8 (24.5–45.1) 32.3 (22.6–42.0) 3.8 (1.7–5.9) 16.5 (13.2–19.8)
6 Sapovirus Norovirus Enterovirus Norovirus
  29.0 (19.5–38.5) 24.4 (15.9–32.9) 1.9 (0.4–3.4) 13.8 (10.8–16.8)
7 Enterovirus Enterovirus Norovirus Enterovirus
  22.4 (14.0–30.8) 17.3 (10.1–24.5) 1.6 (0.2–3.0) 9.8 (7.2–12.4)