Sensitivity and specificity of a hand-held milk electrical conductivity meter compared to the California mastitis test for mastitis in dairy cattle

The Veterinary Journal - Tập 196 - Trang 98-102 - 2013
G.T. Fosgate1, I.M. Petzer1, J. Karzis1
1Department of Production Animal Studies, Faculty of Veterinary Science, University of Pretoria, Onderstepoort 0110, South Africa

Tài liệu tham khảo

Barkema, 1997, Estimation of interdependence among quarters of the bovine udder with subclinical mastitis and implications for analysis, Journal of Dairy Science, 80, 1592, 10.3168/jds.S0022-0302(97)76089-2

Dohoo, 2011, Diagnosing intramammary infections: Evaluation of definitions based on a single milk sample, Journal of Dairy Science, 94, 250, 10.3168/jds.2010-3559

du Toit, F., 2009. Results of Performance Testing During the Last Six Test Years 2002/2003–2007/2008. National Milk Recording and Improvement Scheme Newsletter 14. http://www.agripromo.co.za/content_file/lnrarc_pdf_17197.pdf (accessed 31 May 2011).

Emanuelson, 1987, Comparison of some screening tests for detecting mastitis, Journal of Dairy Science, 70, 880, 10.3168/jds.S0022-0302(87)80087-5

Fosgate, 2010, Diagnostic accuracy of methods for detecting Anaplasma marginale infection in lactating dairy cattle of Puerto Rico, Journal of Veterinary Diagnostic Investigation, 22, 192, 10.1177/104063871002200204

Henningsson, 2005, The electrical conductivity of milk – The effect of dilution and temperature, International Journal of Food Properties, 8, 15, 10.1081/JFP-200048143

Hovinen, 2011, Invited review: Udder health of dairy cows in automatic milking, Journal of Dairy Science, 94, 547, 10.3168/jds.2010-3556

Mansell, 2003, The use of a hand-held conductivity meter for the diagnosis of subclinical mastitis in dairy cows during late lactation, New Zealand Veterinary Journal, 51, 21, 10.1080/00480169.2003.36325

MPO, 2009. LactoData. In: Statistics, vol. 12. The Dairy Mail. http://www.dairyconnect.co.za/ (accessed 2 June 2011).

MPO, 2010. LactoData. In: Statistics, vol. 13. The Dairy Mail. http://www.dairyconnect.co.za/ (accessed 2 June 2011).

Munem, 1984

Nielen, 1992, Electrical conductivity of milk: Measurement, modifiers, and meta analysis of mastitis detection performance, Journal of Dairy Science, 75, 606, 10.3168/jds.S0022-0302(92)77798-4

Norberg, 2004, Electrical conductivity of milk: Ability to predict mastitis status, Journal of Dairy Science, 87, 1099, 10.3168/jds.S0022-0302(04)73256-7

Petzer, 2009, Trends in udder health and emerging mastitogenic pathogens in South African dairy herds, Journal of the South African Veterinary Association, 80, 17, 10.4102/jsava.v80i1.163

Pyorala, 2003, Indicators of inflammation in the diagnosis of mastitis, Veterinary Research, 34, 565, 10.1051/vetres:2003026

Ukoumunne, 2002, A comparison of confidence interval methods for the intraclass correlation coefficient in cluster randomized trials, Statistics in Medicine, 21, 3757, 10.1002/sim.1330

Walsh, 1985, A report on the prevalence of clinical mastitis and the somatic cell distribution associated with machine milking in a one-sided milking parlor, South African Journal of Animal Science, 15, 173

Wilson, 1997, Bovine mastitis pathogens in New York and Pennsylvania: Prevalence and effects on somatic cell count and milk production, Journal of Dairy Science, 80, 2592, 10.3168/jds.S0022-0302(97)76215-5

Youden, 1950, Index for rating diagnostic tests, Cancer, 3, 32, 10.1002/1097-0142(1950)3:1<32::AID-CNCR2820030106>3.0.CO;2-3