Table 2. Intra-group Analysis of the Mean Percentage of Cell Viability, Necrosis, Early and Late Apoptosis Index in Groups of Cells Exposed to Patients’ Sera Collected Pre- and Post-operation.

Time	Mean ± SD	P-Value
Control
Live before	88.78 ± 7.90	0.528
Live after	85.50 ± 9.34
Necrosis before	3.88 ± 3.27	0.049
Necrosis after	0.96 ± 0.45
Early before	2.02 ± 0.60	0.066
Early after	2.47 ± 0.84
Late before	4.91 ± 2.28	0.002
Late after	9.80 ± 3.10
Case
Live before	83.75 ± 11.37	0.002
Live after	62.83 ± 18.61
Necrosis before	5.80 ± 3.70	0.892
Necrosis after	6.12 ± 5.86
Early before	1.81 ± 1.28	0.061
Early after	2.75 ± 1.44
Late before	6.17 ± 3.09	0.026
Late after	12.56 ± 3.02