All seven stats have a +1 modifier, but all skills are reduced by -10%. You also receive 5 less skill points per level. The 7 stat points received from this trait can be re-distributed by the player character's will, like with Small Frame and Bruiser.
The following is based on Van Buren and is not canon.
You get 5 more points to spend on your stats. All skills are -10%. You receive 5 less skill points per level.