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. Author manuscript; available in PMC: 2019 Dec 28.
Published in final edited form as: Ann Thorac Surg. 2017 Dec 19;105(5):1336–1343. doi: 10.1016/j.athoracsur.2017.11.045

Table 1.

Details of Obtained Patient Follow-Up and Patient Censoring at Each Postoperative Time Pointa

Days Years
Variable 90 180 1 2 3 4 5 6 7
Expected follow up, No. 654 654 654 654 654 654 623 550 454
Actual follow-up obtained, No. 597 591 581 566 545 512 467 402 325
Censored, No. 57 63 73 88 109 142 156 148 129
Percentage censored, % 9 10 11 13 17 22 25 27 28
a

Expected follow-up represents the number of patients who had reached the given time point by the date of data analysis. Patients without a known date of death were considered censored for all time points beyond their last living follow-up.

No. = number.