Please select the eligibility criteria that correspond to the clinical trial below.
Title: A 26-week Treatment, Multi-center, Randomized, Double-blind, Double- Dummy, Placebo-controlled, Parallel-group Study to Assess the Efficacy, and Safety of Indacaterol (150 µg o.d.) in Patients With Chronic Obstructive Pulmonary Disease, Using Salmeterol (50 µg b.i.d.) as an Active Control
Brief Summary: This study evaluated the safety and efficacy of 26 weeks treatment with indacaterol, placebo or salmeterol in patients with chronic obstructive pulmonary disease.


Options:
A: Inclusion Criteria:

* A clinical diagnosis of COPD with symptoms for more than 2 years
* Smoking history of 10 or more pack years
* A history of at least one COPD exacerbation requiring a course of oral steroids and/or antibiotics within 1-12 months before first visit.

Exclusion Criteria:

* A history of asthma
* Patients taking oral steroids.
* Any significant disease or disorder that may jeopardize the safety of the patient
B: Inclusion Criteria:

Clinical diagnosis of moderate to severe Chronic Obstructive Pulmonary Disease (COPD) as per the Global Initiative for Chronic Obstructive Lung Disease (GOLD) 2006 Guidelines (mandatory) and including:

* Smoking history of at least 20 pack years
* Post-bronchodilator Forced Expiratory Volume in 1 second (FEV1) \< 80% predicted and \>or= 30% of predicted normal value
* Post-bronchodilator FEV1/FVC \< 70%

("Post" defined as within 30 minutes of inhalation of 400 µg salbutamol)

Exclusion Criteria:

* Pregnant or nursing (lactating) women and women of child-bearing potential UNLESS they meet pre-specified definitions of post-menopausal or are using pre-specified acceptable methods of contraception
* Hospitalisation for COPD exacerbation in the 6 weeks prior to Visit 1 or during run-in
* Patients requiring oxygen therapy for chronic hypoxemia (typically \>15h/day)
* Respiratory tract infection within 6 weeks prior to Visit 1 and during the run-in period
* Concomitant pulmonary disease
* Asthma history (eosinophils \> 400/mm3; symptoms prior to age 40). Includes history of childhood asthma
* History of long QTc syndrome or QTc interval \> 450 ms for males and \>470 ms for females
* Patients who have a clinically significant condition or a clinically relevant laboratory abnormality
* History of reactions to sympathomimetic amines or inhaled medication
* Inability to use the dry powder devices or perform spirometry
* Irregular day/night, wake/sleep cycles, e.g. shift workers
* Certain medications for COPD and allied conditions such as long acting bronchodilators must not be used prior to Visit 1 and for a pre-specified minimum washout period
* Patients unable or unwilling to complete a patient diary

Other protocol-defined inclusion/exclusion criteria may apply.
C: Inclusion Criteria:

* Co-operative males or females with a diagnosis of moderate COPD as per the Global Initiative for Chronic Obstructive Lung Disease (GOLD) criteria with an age at onset ≥ 40 years.
* Current or previous smokers with a smoking history of ≥ 10 pack-years. Ten pack-years is defined as 20 cigarettes a day for 10 years, or 10 cigarettes a day for 20 years etc.
* Pre-bronchodilator forced expiratory volume in one second (FEV1) \< 70% of patient's predicted normal value and ≥ 1.00 L, with FEV1/forced vital capacity (FVC) \< 70% at Visit 2.
* A total symptom score from the patient diary of more than 0 on at least 4 of the last 7 days prior to Visit 3

Exclusion Criteria:

* Pregnant women, nursing mothers, and females of childbearing potential, regardless of whether or not sexually active, who do not use a reliable contraceptive method (oral, mechanical, subcutaneous or surgical contraception).
* Patients who have been hospitalized for an acute exacerbation of their airway diseases in the month prior to Visit 1 or during screening.
* Patients who have had a respiratory tract infection within 1 month prior to Visit 1. Patients who develop a respiratory tract infection during the screening period must discontinue from the trial, but will be permitted to re-enroll at a later date (at least 1 month after the resolution of the respiratory tract infection).
* Patients with concomitant pulmonary disease including a history of cancer (all), pulmonary tuberculosis or congenital bronchiectasis.
* History of asthma
D: Inclusion Criteria:

* Moderate to severe COPD based on prebronchodilator FEV1/forced vital capacity (FVC) ratio of \<=70%.
* At Screening \& Baseline, postbronchodilator FEV1 must be \>= 60% predicted normal \& \>=25% predicted normal.
* COPD symptoms for \>=24 months.
* \>=2 COPD exacerbations requiring course of oral corticosteroid \&/or antibiotics within 2-12 months before screening.
* Ex- or current smoker with smoking history \>=10 pack years.
* Only albuterol/salbutamol for relief for at least 2 weeks prior to randomization.
* Withdraw from parenteral \& oral steroids, anticholinergics, \& antibiotics 4 weeks prior to Screening.
* No harm in changing current COPD therapy, willing to discontinue his/her anticholinergics, inhaled corticosteroids (ICS) or ICS/long-acting beta agonists (LABA) at Screening, \& transferred to albuterol/salbutamol for relief for 2 weeks prior to Randomization.
* Lab tests conducted at Screening must be acceptable to investigator. Electrocardiogram (ECG) performed at Screening or within 30 days prior to Screening must be acceptable to investigator. Chest X-ray or computerized tomography (CT) scan is acceptable within 12 months prior to Screening must be acceptable to investigator.
* Female of childbearing potential must use birth control. Includes: hormonal contraceptives, intra-uterine device (IUD), condom in combination with spermicide, monogamous relationship with male partner who had vasectomy. Started birth control at least 3 months prior to Screening (exception condom), \& must agree to continue. Female who is not currently sexually active must agree/consent to using a method should she become sexually active. Women who have been surgically sterilized or are at least 1 year postmenopausal are not considered to be of childbearing potential. Female must have negative serum pregnancy test at Screening.

Exclusion Criteria:

* Evidence (upon visual inspection) of oropharyngeal candidiasis at Baseline with or without treatment. If there is evidence at Screening, may be treated as appropriate \& visit can be scheduled upon resolution. If there is evidence at Baseline, may be treated as appropriate \& visit can be rescheduled upon resolution.
* History of renal, hepatic, cardiovascular, metabolic, neurologic, hematologic, ophthalmological, respiratory, gastrointestinal, cerebrovascular, or other which could interfere with study or require treatment which might interfere with study. Examples include (but are not limited to) hypertension treated with beta-blockers), active hepatitis, coronary artery disease, arrhythmia, significant QTc prolongation (ie QTcF or QTcB \[Fridericia or Bazett corrections, respectively \>500 milliseconds (msecs)\]) stroke, severe rheumatoid arthritis, chronic open-angle glaucoma or posterior subcapsular cataracts, acquired immune deficiency syndrome (AIDS), or conditions that may interfere with respiratory function such as asthma, bronchiectasis, cystic fibrosis. Others which are well-controlled \& stable (eg hypertension not requiring beta-blockers) will not prohibit participation if appropriate to investigator.
* Allergy/sensitivity to glucocorticosteroids, beta-2 agonists, study drug/excipients.
* Female who is breast-feeding, pregnant, or intends to become pregnant.
* Illicit drug user.
* Human immunodeficiency virus (HIV) positive (testing not conducted).
* Unable to correctly use oral MDI.
* Taking any restricted medications prior to Screening without meeting washout.
* Cannot adhere to permitted concomitant \& prohibited medications.
* May not participate in this same study at another investigational site. Cannot participate in different investigational study at any site, during same time.
* Not be randomized into study more than once.
* No person directly associated with administration of study may participate.
* Previously participated in MF/F trial.
* Increase in absolute volume of \>=400 milliliters (mL) at Screening or prior to Baseline within 30 minutes after administration of 4 inhalations of albuterol/salbutamol (total dose of 360 to 400 mcg), or nebulized 2.5 mg albuterol/salbutamol.
* Asthma.
* Lobectomy, pneumonectomy or lung volume reduction surgery.
* Lung cancer.
* Requires long-term administration of oxygen (\>15 hours/day).
* Alpha-1-antitrypsin deficiency.
* A history and/or presence of intraocular pressure in either eye \>=22 millimeters of mercury (mm Hg), glaucoma, and/or posterior subcapsular cataracts. A subject who has undergone incisional or intraocular surgery in which the natural lens is still present in the eye. A subject with a history of penetrating trauma to both eyes. A subject with one or more of the following Lens Opacities Classification System (LOCS) III grades at screening:

  * nuclear opalescence (NO): \>=3.0,
  * nuclear color (NC): \>=3.0,
  * cortical cataract (C): \>=2.0,
  * posterior subcapsular (P): \>=0.5.

Answer: B