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Table 1 Bartonella prevalence correlating with sex, age, season and degree of urbanisation and location of rodents

From: Rats as potential reservoirs for neglected zoonotic Bartonella species in Flanders, Belgium

Category of rodent collection

Total no. of collected individuals (n; % (95% CI))

No. of tested individuals

Bartonella spp.-positive samples (n; % (CI)]

Total

1123

 

410; 37.37% (34.50–40.31)

Sex (N = 1097)

 Male

647; 57.61% (54.66–60.53)

632

239; 37.82% (34.02–41.73)

 Female

476; 42.26% (39.35–45.21)

465

171; 36.77% (32.38–41.34)

 na

0

–

–

Age (N = 1094)

 Juvenile

271; 24.13% (21.66–26.74)

263

75; 28.52% (23.14–34.39)

 Adult

849; 75.60% (72.98–78.09)

831

335; 40.31% (36.96–43.74)

 na

3; 0.27% (0.06–0.97)

–

–

Season (N = 1025)

 Spring

400; 35.62% (32.81–38.50)

392

138; 35.20% (30.48–40.16)

 Summer

12; 1.07% (0.55–1.86)

12

3; 25.00% (5.49–57.19)

 Winter

639; 56.90% (53.95–59.82)

621

251; 40.42% (36.53–44.40)

 na

72; 6.41% (5.05–8.01)

–

–

Urbanisation (N = 1089)

 Rural

749; 66.70% (63.85–69.45)

734

269; 36.65% (33.24–40.20)

 Town

306; 27.25% (24.66–29.95)

300

122; 40.67% (35.06–46.46)

 Urban

60; 5.34% (4.10–6.82)

55

16; 29.09% (18.70–42.21)

 na

8; 0.71% (0.31–1.40)

–

–

Province (N = 1089)

 Limburg

160; 14.25% (12.25–16.43)

159

59; 37.11% (29.59–45.12)

 Flemish Brabant

155; 13.8% (11.84–15.96)

153

53; 34.63% (27.14–42.75)

 Antwerp

243; 21.64% (19.26–24.16)

233

53; 22.75% (17.53–28.67)

 East Flanders

298; 26.54% (23.97–29.22)

294

126; 42.86% (37.13–48.73)

 West Flanders

259; 23.06% (20.63–25.64)

250

116; 46.40% (40.09–52.79)

 na

8; 0.71% (0.31–1.40)

–

–

  1. Abbreviations: N, total number of tested individuals; na, not available due to missing body parts, high grade rotting and/or autolysis, or missing information in the database; CI, confidence interval