Which Platelet count has a Partial thromboplastin time of prolonged or unaffected?
CREATE TABLE table_name_20 (
    platelet_count VARCHAR,
    partial_thromboplastin_time VARCHAR
)
SELECT platelet_count FROM table_name_20 WHERE partial_thromboplastin_time = "prolonged or unaffected"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Which Platelet count has a Partial thromboplastin time of prolonged or unaffected? ### Input: CREATE TABLE table_name_20 (
    platelet_count VARCHAR,
    partial_thromboplastin_time VARCHAR
) ### Response: SELECT platelet_count FROM table_name_20 WHERE partial_thromboplastin_time = "prolonged or unaffected"