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. 2015 Dec 14;16:386. doi: 10.1186/s12891-015-0842-5

Table 1.

Summary of lubricant sequences used over 4 – 5 consecutive days of testing

Test	Lubricant [PRG4] (μg/mL), [HA] (mg/ml)
Test	1	2	3	4	5
1A: PRG4 low dose, HA (N = 4)	PBS	[PRG4] = 4.5	[PRG4] = 45	[PRG4] = 150	SF
1A: PRG4 low dose, HA (N = 4)	PBS	[HA] = 3.33	[HA] = 3.33	[HA] = 3.33	SF
1B: PRG4 high dose, HA (N = 6)	PBS	[PRG4] = 150	[PRG4] = 450	[PRG4] = 1500	SF
1B: PRG4 high dose, HA (N = 6)	PBS	[HA] = 3.33	[HA] = 3.33	[HA] = 3.33	SF
2A: PRG4 high, HA dose (N = 8)	PBS	[PRG4] = 450	[PRG4] = 450	[PRG4] = 450	SF
2A: PRG4 high, HA dose (N = 8)	PBS	[HA] = 0.3	[HA] = 1.0	[HA] = 3.33	SF
2B: PRG4 mid, HA dose (N = 4)	PBS	[PRG4] = 150	[PRG4] = 150	[PRG4] = 150	SF
2B: PRG4 mid, HA dose (N = 4)	PBS	[HA] = 0.3	[HA] = 1.0	[HA] = 3.33	SF
2C: PRG4 low, HA dose (N = 4)	PBS	[PRG4] = 45	[PRG4] = 45	[PRG4] = 45	SF
2C: PRG4 low, HA dose (N = 4)	PBS	[HA] = 0.3	[HA] = 1.0	[HA] = 3.33	SF
3: R/A PRG4, HA (N = 8)	PBS	[PRG4] = 0	R/A [PRG4] = 450	[PRG4] = 450	SF
3: R/A PRG4, HA (N = 8)	PBS	[HA] = 3.33	[HA] = 3.33	[HA] = 3.33	SF
4: PRG4, cross-linked HA (N = 8)	PBS	[PRG4] = 0	[PRG4] = 450	SF	N/A
4: PRG4, cross-linked HA (N = 8)	PBS	[HYLAN G-F 20] = 3.33	[HYLAN G-F 20] = 3.33		N/A