Exhibit 99.31

MBNA MASTER CREDIT CARD TRUST II

SERIES 1997-N

KEY PERFORMANCE FACTORS
February 28, 1998



Expected B Maturity 11/15/00


Blended Coupon 5.7361%


Excess Protection Level
3 Month Average 3.86%
February, 1998 4.73%
January, 1998 2.99%
December, 1997 N/A


Cash Yield 16.74%


Investor Charge Offs 4.83%


Base Rate 7.18%


Over 35 Day Delinquency 5.04%


Seller's Interest 15.07%


Total Payment Rate 12.54%


Total Principal Balance $34,488,564,555.67


Investor Participation Amount $900,000,000.00


Seller Participation Amount $5,197,230,037.18