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Table 1 Studies of qPCR and culture measures of FIB, sorted by timing of the qPCR analyses and whether the data analyses considered policy-relevant threshold values and timeframes

From: Monitoring urban beaches with qPCR vs. culture measures of fecal indicator bacteria: Implications for public notification

 

qPCR analyses

Measures of association between qPCR and FIB culture results

Archived samples analyzed

Analyzed in real-time, results not used for public notification

Analyzed in real-time, results, used for same-day notification

Day0 qPCR and Day0 culture measures of FIB as continuous variables (correlation, linear regression analysis)

[11, 13, 14, 26,27,28,29,30]

[17, 31, 32]

[6, 15, 16]

Day0 qPCR and Day0 culture measures of FIB as dichotomous measures (such as BAV exceedance), agreement due to chance not addressed

[11, 13, 14, 29, 30]a

[17, 31, 32]a

[15, 16]a

Day1 qPCR and Day0 culture measures of FIB as dichotomous categories (such as BAV exceedance), agreement due to chance not addressed

   

Day1 qPCR and Day0 culture measures of FIB as dichotomous categories (such as BAV exceedance), agreement due to chance addressed

  

Present study of Chicago beaches

  1. a A threshold for qPCR different than the current BAV of 1000 CCE/10 mL appears to have been used
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Environmental Health

ISSN: 1476-069X