it('should return the correct values for ntbt', () => {
      expect(getVitalsScore('ntbt', 100)).toEqual('good');
      expect(getVitalsScore('ntbt', 200)).toEqual('good');
      expect(getVitalsScore('ntbt', 201)).toEqual('needsImprovement');
      expect(getVitalsScore('ntbt', 700)).toEqual('poor');