Table 1. Average Pullout Values of Maximum Pullout Force and Pullout Work for the Groups Tested at 21 and 37 °C^a.

fiber		PVA	PVA-THF	PVA-PNIPAM 50	PVA-PNIPAM 100
maximum pullout load (N)	21 °C	11.8 ± 2.2	15.0 ± 1.7*	14.0 ± 3.7	18.6 ± 3.1*
	37 °C	11.9 ± 1.9	14.7 ± 2.6*	12.9 ± 2.6	15.2 ± 3.4*

^aStatistically significant differences compared with PVA fibers are indicated with an asterisk.