Table 1.

Median equilibrium scores (± median absolute deviation) on the three posture conditions (EO: eyes open; EC: eyes closed; ECDHT: eyes closed during dynamic head tilt) for the BDC and R+3 test sessions of each bed rest campaign. *P<0.05 with respect to all other test sessions.

	Campaign 1		Campaign 2		Campaign 3
	BDC-1	R+3	BDC-1	R+3	BDC-1	R+3
EO	86.8±2.6	85.5±2.4	86.4±2.0	85.8±2.4	87.4±2.2	87.1±1.5
EC	63.9*±4.4	70.2±5.3	68.8±6.4	72.7±3.3	68.4±6.2	70.4±4.0
ECDHT	45.4±7.0	40.8±6.8	43.2±7.7	44.4±7.9	47.3±9.4	50.9*±7.5