Application of Mobile Information Technology in High-Intensity Resistance Training System for Cross-Country Skiing

Table 3

Statistics of physiological indicators of athletes before and after training in the preparatory period.

	HR		HRR			PD
	Beat/min	Beat/min	Beat/min	L·min^−1	ml·kg^−1·min^−1	sec
Pre	58.62 ± 1.92	188.75 ± 2.60	130.12 ± 3.31	5.09 ± 0.18	72.76 ± 1.68	151.12 ± 18.49
	59.71 ± 2.21	186.71 ± 3.30	127.28 ± 3.49	3.36 ± 0.13	59.87 ± 0.78	138.14 ± 19.91
Post	58.37 ± 2.06	191.12 ± 2.85	132 62 ± 3.99	5.20 ± 0.14	74.39 ± 1.99	172.62 ± 19.54
	58.71 ± 1.88	189.57 ± 2.57	130.85 ± 4.18	3.55 ± 0.14	63.01 ± 1.15	156.85 ± 19.43