2009 ( n = 2,098) | 2010 ( n = 2,790) | P value | |||||
---|---|---|---|---|---|---|---|
Total N | Mean | SD | Total N | Mean | SD | ||
Hextend units cost | 2,098 | $55.13 | $27.80 | 2,790 | $0.00 | $0.00 | <0.0001 |
Voluven units cost | 2,098 | $0.00 | $0.00 | 2,790 | $116.01 | $65.05 | |
Plasmanate units cost | 2,098 | $8.07 | $29.85 | 2,790 | $0.85 | $9.21 | <0.0001 |
LR units cost | 1,977 | $4.84 | $2.93 | 2,774 | $4.31 | $2.52 | <0.0001 |
NS units cost | 1,977 | $0.60 | $1.49 | 2,774 | $0.64 | $1.53 | 0.196 |
Colloids (Hex/Vol + Plas) cost | 2,098 | $63.20 | $33.53 | 2,790 | $116.87 | $64.80 | <0.0001 |
All fluids units cost (observed) | 1,977 | $68.03 | $33.22 | 2,774 | $122.10 | $65.85 | <0.0001 |
All fluids units cost (imputed) | 2,098 | $68.65 | $34.68 | 2,790 | $121.82 | $65.82 |