Exhibit 99.31

MBNA MASTER CREDIT CARD TRUST II

SERIES 1997-N

KEY PERFORMANCE FACTORS
March 31, 1998



Expected B Maturity 11/15/00


Blended Coupon 5.7399%


Excess Protection Level
3 Month Average 4.56%
March, 1998 5.94%
February, 1998 4.73%
January, 1998 2.99%


Cash Yield 18.56%


Investor Charge Offs 4.85%


Base Rate 7.77%


Over 35 Day Delinquency 5.06%


Seller's Interest 11.41%


Total Payment Rate 13.80%


Total Principal Balance $33,909,306,783.29


Investor Participation Amount $900,000,000.00


Seller Participation Amount $3,867,972,264.80