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Table 6 Chi-square results for spine type vs. other attributes

From: Statistical analysis of dendritic spine distributions in rat hippocampal cultures

  EXP1, N = 9174 EXP2, N = 14589 EXP3, N = 6522
Type ·SD, d f = 6 χ2 = 9.13,p = 0.1665 χ2 = 33.64,p < 0.0001 χ2 = 25.08,p = 0.0003302
Type ·BO, d f = 8 χ2 = 29.02,p = 0.0003147 χ2 = 12.39,p = 0.1348 χ2 = 26.53,p = 0.0008516
Type ·DIV, d f = 4 χ2 = 119.78,p < 0.0001 χ2 = 358.25,p < 0.0001 χ2 = 139.28,p < 0.0001
Type ·N1, d f = 4 χ2 = 225.93,p < 0.0001 χ2 = 212.87,p < 0.0001 χ2 = 246.74,p < 0.0001
Type ·N2, d f = 4 χ2 = 163.67,p < 0.0001 χ2 = 226.31,p < 0.0001 χ2 = 127.91,p < 0.0001
Type ·N3, d f = 4 χ2 = 90.33,p < 0.0001 χ2 = 153.11,p < 0.0001 χ2 = 131.96,p < 0.0001