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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 ARP

N

Mean

std deviation

P

95% confidence interval

Lower

Upper

10

No

16

.3125

.79320

0.710

− 0.37672

0.54718

Yes

22

.2273

.61193

20

No

15

.9333

1.09978

0.953

− 0.81030

0.85878

Yes

22

.9091

1.30600

30

No

16

1.3125

1.25000

0.182

− 1.82649

0.36058

Yes

22

2.0455

2.05814

40

No

16

1.5000

1.41421

0.061

− 2.42238

0.05874

Yes

22

2.6818

2.12438

50

No

16

1.8750

1.40831

0.019

− 2.88515

− 0.27395

Yes

22

3.4545

2.52091

60

No

16

2.1250

1.66833

0.032

− 3.31843

− 0.15885

Yes

22

3.8636

2.76535