Table 4 Changes in unidirectional trend in PNIF scores
Change of PNIF score from 1st follow-up to 2nd follow-up | Total | ||
|---|---|---|---|
Score 1st follow-up > 2nd follow-up | Score 1st follow-up < 2nd follow-up | ||
PNIF | |||
Baseline score > 1st follow-up | 2 | 7 | 9 |
Baseline score < 1st follow-up | 25 | 53 | 78 |
Total | 27 | 60 | 87 |