Two of the OFF scores were 109, which is below the 111 recommended by Ashenden in conjunction with altitude training, the third is 114, taken at the World Half Marathon Championships:
"She says the third, which gave the highest reading of 114.86, can be explained by circumstances that would now render it invalid.
It came from a sample taken immediately after a half-marathon in 29C heat in Portugal. The World Anti-Doping Association now considers any samples taken within two hours of competition as invalid, because exertion can affect blood values."