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Table 1 DNA integrity: size of peaks 1 and 2 (A: MagNA Pure 24 System, B: IDEAL, C: LabTurbo 24 AB; D: Chemagic 360D)

From: Qualitative and quantitative comparison of cell-free DNA and cell-free fetal DNA isolation by four (semi-)automated extraction methods: impact in two clinical applications: chimerism quantification and noninvasive prenatal diagnosis

Isolation method A B C D
Peak 1 (pB) 129 165 165 165
128 163 165 165
129 166 167 167
93 164 164 166
164 165 167
Mean (pB) 119.75 164.40 165.20 166.00
SD 17.84 1.14 1.10 1.00
CV 0.15 0.01 0.01 0.01
Min (pB) 93.00 163.00 164.00 165.00
Max (pB) 129.00 166.00 167.00 167.00
P < 0.005
p BCD   0.104
Peak 2 (pB) 307 312 314
301 308 314
312 311 319
309 309 314
305 310 316
Mean (pB) 306.80 310.00 315.40
SD 4.15 1.58 2.19
CV 0.01 0.01 0.01
Min (pB) 301.00 308.00 314.00
Max (pB) 312.00 312.00 319.00
p BCD   0.00158