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Table 4 Linear regression model describing the effect of the source of equine MSC and the passage on the reciprocal transformed PDT

From: Characterization and profiling of immunomodulatory genes of equine mesenchymal stromal cells from non-invasive sources

Independent variable na Estimateb SEc LSMd P value
Mare 6 <0.001
Source      0.12
   Umbilical cord blood 6 ref. 1.49
   Peripheral blood 6 0.02 0.05 1.47 0.75
   Umbilical cord matrix 2 0.16 0.08 1.21 0.04
Passage      0.03
   2 14 ref. 1.18
   3 12 −0.18 0.07 1.51 0.01
   4 11 −0.15 0.07 1.42 0.03
   5 10 −0.14 0.07 1.42 0.04
Source x passagee <0.001
  1. aNumber of observations. bReciprocal transformation of population doubling time. cStandard error of the mean. dBack-transformed least square means. eEstimates are not shown. See Figure 2 for least square mean values for different comparisons.