Table 4.

Critical task success for NAI and NXN

Summary	Phase 1	Phase 3	Comparison between phasesa
Total participants (n)	42	42
Successfully completed critical NAI tasks
Yes	38 (90.5%)	42 (100.0%)	0.1250
No	4 (9.5%)	0 (0.0%)
Successfully completed critical NXN tasks
Yes	0 (0.0%)	24 (57.1%)	<0.0001
No	42 (100.0%)	18 (42.9%)
Comparison of NAI and NXN within each phasea	<0.0001	<0.0001

NAI naloxone 0.4 mg auto-injector, NXN naloxone nasal atomization kit

^aMcNemar’s Test