Advanced imaging and specialty referrals for uncomplicated headache

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%

Use of advanced imaging and specialty referrals in ambulatory patients with uncomplicated headache nearly doubled over a decade, from 6.7% to 13.9% for imaging (P<0.001) and 6.9% to 13.2% for referral

Effect: adverse; Advanced imaging doubled from 6.7% in 1999-2000 to 13.9% in 2009-10; specialty referrals rose from 6.9% to 13.2%