Table 2.

Neutron radiation-induced alterations in action potential intrinsic properties

ParameterMean (95% CI)Mean difference (95% CI)Cohen’s d(95% CI)MLM z valueMLMp value
0 cGy18 cGy
AP threshold, mV−41.9
(−43.2, −40.5)
−41.6
(−43.5, −39.7)
0.29
(−1.74, 2.13)
0.08
(−0.45, 0.67)
0.3000.765
AP height, mV87.5
(82.7, 92.3)
87.9
(81.0, 94.7)
0.37
(−6.05, 7.85)
0.03
(−0.48, 0.57)
0.1060.915
AP width, ms1.24
(1.14, 1.35)
1.19
(1.04, 1.35)
−0.048
(−0.228, 0.081)
−0.17
(−0.64, 0.36)
−0.6180.536
AP afterhyperpolarization, mV−8.45
(−9.84, −7.06)
−7.43
(−9.38, −5.48)
1.02
(−0.75, 3.08)
0.27
(−0.26, 0.72)
1.0220.307
Hyperpolarization sag, mV1.90
(1.62, 2.19)
1.92
(1.51, 2.34)
0.020
(−0.321, 0.366)
0.03
(−0.52, 0.56)
0.1340.894
  • CIs for mean values are determined based on an MLM test; CIs for mean difference and Cohen’s d are based on a 5000 resampling, bias-corrected, and accelerated bootstrap analysis.