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Table 3 Mean change across time for pain interference from linear mixed model analysis (n = 88)

From: Pattern of recovery and outcomes of patient reported physical function and pain interference after ankle fusion: a retrospective cohort study

 Compared to PreOp
Time Interval
Compared to Previous
Time Interval
Time IntervalMean Change95% Confidence Intervalp-valueMean Change95% Confidence Intervalp-value
0–29 days−0.7−1.2 to 2.50.48−0.7− 1.2 to 2.50.48
30–59 days−7.9−9.8 to −6.0< 0.01− 7.2− 9.1 to − 5.2< 0.01
60–89 days−6.4−8.4 to −4.5< 0.011.5− 0.6 to 3.50.17
90–119 days− 4.2− 6.3 to − 2.0< 0.012.30.0 to 4.50.05
120–149 days−5.7−8.2 to − 3.1< 0.01− 1.5−4.3 to 1.230.29
150–179 days− 5.7−8.7 to − 2.7< 0.01− 0.0− 3.6 to 3.50.98
180–209 days− 5.9− 9.3 to − 2.5< 0.01− 0.2−4.4 to 4.00.94
210–365 days−4.8− 7.2 to − 2.4< 0.011.1−2.7 to 4.80.58