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Table 2 Matched prevalence proportion ratios (mPPR) and their 95%CI for risk factors of TSOL, relevant past medical/neurological history and current neurological deficits

From: Association between Taenia solium infection and HIV/AIDS in northern Tanzania: a matched cross sectional-study

Factor (total number of pairs with data available) Number of pairs mPPR (95%CI)
  HIV+ w f/HIV– w f HIV+ w f/HIV– wo f HIV+ wo f/HIV– w f HIV+ wo f/HIV– wo f  
History of overall headaches (162) 8 36 12 114 2.20 (1.39–3.48)
History of acute headaches (170) 7 31 9 123 2.38 (1.44–3.93)
History of chronic headaches (170) 0 6 4 160 1.50 (0.42–5.32)
Past or present epileptic seizures (170) 0 2 1 167 2.00 (0.18–20.06)
Current CNS symptoms (170) 0 7 1 162 7.00 (0.86–56.89)
Current PNS symptoms (164) 0 7 5 152 2.60 (0.93–7.29)
Any positive test for TSOL (170) 0 4 4 162 1.00 (0.25–4.00)
Positive for CC-Ag 0 1 0 169 Undefined
Positive for CC-Ab (170) 0 4 4 162 1.00 (0.25–4.00)
Positive for taeniosis-Ab (168) 0 3 2 163 0.50 (0.05–5.51)
Consumes pork (164) 95 18 38 13 0.85 (0.75–0.96)
Consumes undercooked pork (170) 0 9 10 151 0.90 (0.37–2.21)
Consumes pork at least once a month (170) 3 19 20 128 0.76 (0.42–1.38)
Has seen cysts in pigs (170) 0 3 1 166 3.00 (0.31–28.84)
Has access to a latrine (170) 163 2 5 0 0.98 (0.95–1.01)
History of tapeworm carrier in family (170) 1 6 2 161 2.33 (0.70–7.82)
Handwashing before eating (170) 0 11 20 139 0.55 (0.26–1.15)
Anthelminthic treatment in the past year (170) 3 10 20 137 0.57 (0.30–1.05)
  1. mPPR matched prevalence proportion ratio, CI confidence interval, HIV human immunodeficiency virus, w with, wo without, f factor, CNS central nervous system, PNS peripheral nerval system, TSOL T. solium taeniosis/cysticercosis, CC cysticercosis, Ag antigen