Subject Headache-Caffeine Headache-NoCaffeine Fatigue-C Fatigue-NC Vigor-C Vigor-NC Depr-C Depr-NC Tapping-C Tapping-NC Impairment Gender Smoker Caffeine Intake Primary Beverage 1 0 2 5 28 23 1 5 16 281 201 Moderate M Y 2548 Coffee 2 1 3 16 20 25 12 5 23 284 262 Severe F N 231 Soft Drink 3 2 2 9 5 9 11 4 5 300 283 None F Y 642 Coffee 4 1 3 3 23 13 2 3 7 421 290 Severe F N 1029 Coffee 5 1 3 0 4 17 10 8 14 240 259 Mild M N 302 Soft Drink 6 0 3 1 27 30 2 5 24 294 291 Severe F N 430 Soft Drink 7 1 3 5 13 15 2 0 6 377 354 Severe F N 342 Soft Drink 8 0 . 3 2 19 21 0 3 345 346 None F Y 295 Coffee 9 0 3 0 28 28 5 2 15 303 283 Severe F N 371 Soft Drink 10 1 3 7 17 13 2 11 12 340 391 Severe F N 270 Soft Drink 11 1 0 25 7 4 21 1 0 408 411 None F N 516 Coffee