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Results of Grams stains with the corresponding matched culture result *
| Gram stain result on light microscopy | Growth of Gram‐negative microorganisms (single species) | Growth of Gram‐positive microorganism (single species) |
|---|---|---|
| Gram‐negative bacilli | 38 | 0 |
| Gram‐positive cocci | 2 | 15 |
*Discordancy not significant by McNemar test (P = 0·25). The matched data array indicates the complementarity of Gram stains and culture.
