Table:
Day	Pooled Kaplan–Meier estimates
Naïve approacha	D + L approach meta-analysisb
7	1.000	0.994 [0.987–1.000]
14	0.994 [0.989–1.000]	0.989 [0.979–0.998]
21	0.949 [0.933–0.966]	0.943 [0.916–0.970]
28	0.918 [0.895–0.941]	0.909 [0.873–0.948]

Parse the image content behind with markdown code: | <ROWSPAN=2> Day | <COLSPAN=2> Pooled Kaplan–Meier estimates | 
 | Naïve approacha | D + L approach meta-analysisb | 
 | --- | --- | --- | 
 | 7 | 1.000 | 0.994 [0.987–1.000] | 
 | 14 | 0.994 [0.989–1.000] |

0.989 [0.979–0.998] | 
 | 21 | 0.949 [0.933–0.966] | 0.943 [0.916–0.970] | 
 | 28 | 0.918 [0.895–0.941] | 0.909 [0.873–0.948] |