Exhibit 99.23

MBNA MASTER CREDIT CARD TRUST II SERIES 1997-B

KEY PERFORMANCE FACTORS
May 31, 1998



Expected B Maturity 3/15/12


Blended Coupon 5.8898%



Excess Protection Level
3 Month Average 5.47%
May, 1998 4.84%
April, 1998 5.81%
March, 1998 5.77%


Cash Yield 17.95%


Investor Charge Offs 5.01%


Base Rate 8.09%


Over 35 Day Delinquency 5.17%


Seller's Interest 13.80%


Total Payment Rate 13.68%


Total Principal Balance $35,599,996,121.04


Investor Participation Amount $1,000,000,000.00


Seller Participation Amount $4,911,601,602.55