. 2016 May 2;18(1):59–67. doi: 10.1007/s10195-016-0407-x

Table 1.

Mean of the total number of CFU detached from the femurs surrounding the irradiated pins ( $\bar{x}$ Exp) against those surrounding the control pins ( $\bar{x}$ Control) at 24, 48 and 72 h for the different inoculums employed

Time (h)	n	Femur log₁₀ (CFU)
		$\bar{x}$ Control	$\bar{x}$ Exp	$\bar{x}$ Control − $\bar{x}$ Exp	Binomial exact differences (95 % CI)		P Wilcoxon test
		$\bar{x}$ Control	$\bar{x}$ Exp	$\bar{x}$ Control − $\bar{x}$ Exp	Low	Upp	P Wilcoxon test
24	11	5.21	5.17	0.04	−0.23	0.32	0.929
48	8	5.70	5.64	0.05	−0.49	0.60	0.575
72	15	5.89	5.26	0.63	0.03	1.23	0.041

Bold values indicate significant differences

Upp upper