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Table 4 NPS reduction by ARP matching

From: Matching actual treatment with patient administration-route-preference improves analgesic response among acute low back pain patients—a randomized prospective trial

Time from administration (min)Matched ARPNMeanstd deviationP95% confidence interval
LowerUpper
10No16.3125.793200.710− 0.376720.54718
Yes22.2273.61193
20No15.93331.099780.953− 0.810300.85878
Yes22.90911.30600
30No161.31251.250000.182− 1.826490.36058
Yes222.04552.05814
40No161.50001.414210.061− 2.422380.05874
Yes222.68182.12438
50No161.87501.408310.019− 2.88515− 0.27395
Yes223.45452.52091
60No162.12501.668330.032− 3.31843− 0.15885
Yes223.86362.76535