Table 3

Changes in variables from one year before to one year after MRSA infection

		MRSA patients (n = 10)				Controls (n = 18)		Student's t test
		Mean	95% CI			Mean	95% CI	Student's t test
Change in weight (SDS)	−0.22	−0.42, −0.02		+0.133	−0.17, 0.45	p = 0.067
Change in height (SDS)	−0.27	−0.54, 0.00		+0.08	−0.05, 0.22	p = 0.039^*
Change in BMI (SDS)	−0.18	−0.46, 0.10		+0.07	−0.35, 0.49	p = 0.377
Change in FEV₁ (% predicted)	−6.31	−14.99, 2.38		−4.44	−12.1, 3.23	p = 0.788
Change in FVC (% predicted)	−0.67	−11.73, 10.39		−1.26	−10.08, 7.56	p = 0.927
Change in FEF_25–75 (% predicted)	−8.83	−18.99, 1.32		−2.96	−16.39, 10.48	p = 0.611

	Median			Median		Mann–Whitney U test
Change in Shwachmann score	−2.5	−9.7, 4.7		0	−4.5, 4.5	p = 0.33
Change in Northern x ray score	+2	−0.1, 4.1		+1	−0.5, 2.5	p = 0.16