Final answer:
Gram-positive infections or meningitis are more likely to have a positive result in a Gram stain test.
Step-by-step explanation:
Gram-positive infections or meningitis are more likely to have a positive result in a Gram stain test. Gram staining is a technique used to differentiate bacteria based on their cell wall composition. Gram-positive bacteria retain the violet dye used in the staining process, while gram-negative bacteria do not and appear red or pink.