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Table 4 Infection rates of participants with different income levels in rural areas

From: Prevalence of intestinal helminth infections in Jiangsu Province, eastern China; a cross-sectional survey conducted in 2015

Income level

No. of positive cases/participants

Positive rate (%)

χ2, P value

High

20/7277

0.27a

26.735, < 0.001

Middle

10/4830

0.21b

Low

44/5623

0.78

  1. a Statistically significant differences (P < 0.001), compared to positive rate with low income level;
  2. b Statistically significant differences (P < 0.001), compared to positive rate with low income level;