Table 3.

Mean difference (standard deviation) and P value between paired comparisons for each failure type.

Stem failuresCodominant failures
Paired comparisonnMean (SD)PnMean (SD)P
Stress at failure point – stress at breast height* (kPa)1139,076 (20,812)0.00011318,092 (14,125)0.0006
Stress at failure point – MORy (kPa)10−12,674 (19,862)0.074411−42,701 (28,839)0.0006
Bending moment at failure point – bending moment at breast height (kN*m)11−169 (119)0.000813−78.4 (63.7)0.0008

  • ↵zBreast height is 1.4 m (4.6 ft) aboveground.

  • ↵yMOR = modulus of rupture.

  • SD = standard deviation.