Descriptive statistics for measured factors across eight broiler egg incubation experiments made up of 26 individual incubations.

aStandard error of the mean.bWeight of chicks at hatch.cLength of chick at hatch (31).dBone ash % of femur of chicks at hatch.eWeight of chicks at 7 days of age.fMedian value of Latency To Lie test conducted between 38 and 42 days of age.gFeathered embryos >8 cm in length (31) which died during incubation as a percentage of fertile eggs sett.hPercent Relative Humidity within each incubator measured over 1 to 9 or 10 to 18 days of incubation.IMean Egg Shell Temperature over the days of incubation specified.jShapiro−Wilk W test assesses whether a sample’s distribution differs significantly from Normal.